1 2005-11-17 Richard Henderson <rth@redhat.com>
3 * dwarf2out.c (dw_cfi_oprnd_struct): Reduce dw_cfi_reg_num to int.
4 (lookup_cfa_1): Apply data alignment to DW_CFA_def_cfa_offset_sf
6 (def_cfa_1): Use DW_CFA_def_cfa_offset_sf with negative values.
7 (dbx_reg_number): Don't assert particular registers here.
8 (based_loc_descr): ... do it here instead. Fold in ...
9 (eliminate_reg_to_offset): ... this function.
10 (compute_frame_pointer_to_cfa_displacement): Fold in the effects
11 of eliminate_reg_to_offset; use FRAME_POINTER_CFA_OFFSET.
12 * unwind-dw2.c (execute_cfa_program): Apply data align factor
13 to DW_CFA_def_cfa_offset_sf and DW_CFA_def_cfa_sf.
14 * function.c (instantiate_new_reg): Use FRAME_POINTER_CFA_OFFSET.
15 (instantiate_virtual_regs): Likewise.
16 * var-tracking.c (adjust_stack_reference): Likewise.
17 * doc/tm.texi (FRAME_POINTER_CFA_OFFSET): New.
19 2005-11-17 Bernd Schmidt <bernd.schmidt@analog.com>
21 * config/bfin/elf.h (STARTFILE_SPEC): Add "crtlibid%O%s"
22 * config/bfin/uclinux.h (STARFILE_SPEC): Likewise.
23 * config/bfin/t-bfin-elf (EXTRA_PARTS, EXTRA_MULTILIB_PARTS): Add
25 ($(T)crtlibid.o): New rule.
27 2005-11-16 Richard Guenther <rguenther@suse.de>
30 * fold-const.c (extract_array_ref): Return byte offset
32 (fold_binary): Fold &x[a] CMP &x[b] to
33 a*sizeof(*x) CMP b*sizeof(*x) to get correct overflow
36 2005-11-16 Richard Henderson <rth@redhat.com>
39 * tree-ssa.c (warn_uninitialized_var): Skip real and imaginary
42 2005-11-16 Richard Earnshaw <richard.earnshaw@arm.com>
45 * arm.md (split for movsf with immediate): Restrict split to insns
46 that set a general register.
48 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
50 * config/ia64/unwind-ia64.c (uw_advance_context): New. Call
52 * unwind-dw2.c (uw_advance_context): Likewise.
53 * unwind-sjlj.c (uw_advance_context): Likewise. Also call
54 _Unwind_SjLj_Unregister.
55 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Call uw_advance_context.
57 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
59 * unwind-sjlj.c (_Unwind_GetCFA): Handle the builtin_setjmp case.
61 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
63 * config/alpha/alpha.c (alpha_init_builtins): Use type_for_mode
64 langhook to get a DImode integer type.
66 2005-11-16 Richard Henderson <rth@redhat.com>
67 J"orn Rennecke <joern.rennecke@st.com>
68 Ulrich Weigand <uweigand@de.ibm.com>
72 * reload1.c (reg_equiv_invariant): New.
73 (reload): Allocate, initialize, and free it.
74 (calculate_needs_all_insns): Check it when skipping equivalence
76 (alter_reg): Likewise.
77 (eliminate_regs_1): Rename from eliminate_regs. Add new
78 may_use_invariant argument; only use reg_equiv_invariant when true.
79 (eliminate_regs): New.
80 (eliminate_regs_in_insn): Use eliminate_regs_1; track when we're in
81 a context for which may_use_invariant may be true.
83 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
85 * fold-const.c (const_binop): Don't constant fold the operation
86 if the result has overflowed and flag_trapping_math.
87 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
89 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
91 * config/arm/unwind-arm.c (abort): Add prototype here.
92 (UCB_FORCED_STOP_ARG): Correct typo in macro argument.
93 (struct phase1_vrs): Add prev_sp.
94 (unwind_phase2_forced): Save the original core registers instead of
95 modifying entry_vrs. Take a new flag argument for resuming unwinding
96 and set action flags accordingly. Always set _US_END_OF_STACK when
97 get_eit_entry fails. Unwind before calling the stop function.
98 (_Unwind_GetCFA): New function.
99 (__gnu_Unwind_ForcedUnwind): Update call to unwind_phase2_forced.
100 (__gnu_Unwind_Resume_or_Rethrow): Likewise.
101 (__gnu_Unwind_Resume): Do not unwind here for forced unwinding;
102 just call unwind_phase2_forced.
103 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Move to here.
104 * config/arm/unwind-arm.h (abort): Remove prototype.
105 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Change to
107 (_Unwind_GetCFA): New prototype.
108 * config/arm/pr-support.c (abort): Add prototype here.
109 * unwind-c.c (PERSONALITY_FUNCTION) [__ARM_EABI_UNWINDER__]: Handle
111 * config/arm/arm.c (arm_expand_prologue, thumb_expand_prologue): Do
112 not schedule the prologue with non-call exceptions and EABI.
114 2005-11-16 Nathan Sidwell <nathan@codesourcery.com>
116 * config/arm/unwind-arm.h: Reorder interface function declarations.
117 (_URC_END_OF_STACK): New enumeration value.
118 (_US_UNWIND_ACTION_MASK, _US_FORCE_UNWIND, _US_END_OF_STACK): Likewise.
119 (struct _Unwind_Control_Block): Document reserved field use.
120 (_Unwind_Stop_Fn): New typedef.
121 (_Unwind_ForcedUnwind): Declare.
122 (_Unwind_Resume_or_Rethrow): Declare.
123 * gcc/config/arm/libunwind.S (UNWIND_WRAPER): Add nargs
125 (_Unwind_Resume_or_Rethrow, _Unwind_ForcedUnwind): New.
126 * config/arm/unwind-arm.c (UCB_FORCED_STOP_FN)
127 (UCB_FORCED_STOP_ARG): New.
128 (search_EIT_table): Update boundary condition checks.
129 (get_eit_entry): Return _URC_END_OF_STACK when cannot unwind.
130 (unwind_phase2): Replace for with do..while.
131 (unwind_phase2_forced): New.
132 (__gnu_Unwind_RaiseException): Replace for with do..while.
133 (__gnu_Unwind_ForcedUnwind): New.
134 (__gnu_Unwind_Resume): Set FORCE_UNWIND flag, if forced unwinding.
135 Use appropriate phase2 unwinder.
136 (__gnu_Unwind_Resume_or_Rethrow): New.
137 (__gnu_unwind_pr_common): Cope with forced unwinding.
139 2005-11-16 David Edelsohn <edelsohn@gnu.org>
142 * config/rs6000/predicates.md (vrsave_operation): SET_SRC is a VEC.
144 * config/rs6000/rs6000.md (btruncsf2, ceilsf2, floorsf2,
145 roundsf2): Remove "s" from mnemonic.
147 2005-11-16 Bernd Schmidt <bernd.schmidt@analog.com>
149 * config/bfin/crti.s (__init, __fini): Use appropriate prologue if
151 * config/bfin/crtn.s: Change epilogues to match.
152 * config/bfin/t-bfin-elf (EXTRA_MULTILIB_PARTS): Define.
153 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): If flag_pic, define
156 2005-11-16 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
159 * doc/invoke.texi: Distinguish between free and fixed form instead of
160 Fortran and Fortran 90/95. Remove ratfor from the list of supported
162 * gcc.c (default_compilers): Remove double entries, add entries for
163 suffixes '.F90' and '.F95'.
165 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
167 * config/alpha/alpha.c (alpha_expand_prologue): Fix off-by-one bug
168 in the stack probing loop.
170 2005-11-15 David Edelsohn <edelsohn@gnu.org>
172 * configure.ac: Use .machine power5 not power5x.
173 * configure: Regenerate.
175 2005-11-15 Mike Stump <mrs@apple.com>
177 * c-decl.c (lookup_name_two): Add.
178 * c-tree.h (lookup_name_two): Likewise.
179 * c-common.c (handle_cleanup_attribute): Use lookup_name_two instead.
180 * config/darwin-c.c (darwin_pragma_unused): Likewise.
182 2005-11-16 Alan Modra <amodra@bigpond.net.au>
184 PR rtl-optimization/23392
185 * regrename.c (enum scan_actions) Add mark_access.
186 (scan_actions_name): Ditto.
187 (scan_rtx_reg): Handle mark_access.
188 (scan_rtx_address): Do nothing for mark_access.
189 (build_def_use): Mark source registers in REG_FRAME_RELATED_EXPR
190 and regs in REG_INC notes before closing chains for dead regs.
191 Mark destination regs in REG_FRAME_RELATED_EXPR notes after
192 opening chains for new writes.
194 2005-11-15 David Edelsohn <edelsohn@gnu.org>
196 * c.opt (ffixed-line-length-none): New.
198 2005-11-15 Steve Ellcey <sje@cup.hp.com>
200 * mklibgcc.in: Change contents of eh_dummy.c.
202 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
204 * loop.c (scan_loop): Do not insert temporaries for hard registers.
206 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
208 * config/arm/lib1funcs.asm (div0) [L_dvmd_lnx]: Call raise instead
210 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define. Set r7 also.
212 2005-11-15 Jan Hubicka <jh@suse.cz>
214 * invoke.texi (large-unit-insns): Document.
215 * ipa-inline.c (cgraph_decide_inlining): Use large-unit-insns param.
216 * params.def (large-unit-insns): New param.
218 2005-11-15 Hans-Peter Nilsson <hp@axis.com>
221 * config/cris/cris.md ("*mov_sidesisf_mem"): Do not match
222 special register for operand 3. Reindent constraints to align
225 2005-11-14 David Edelsohn <edelsohn@gnu.org>
227 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mmfcrf,
228 -mpopcntb, -mfprnd. Add -mcpu=power5+.
229 * configure.ac: Add test for FP rounding instructions.
230 * configure: Regenerate.
231 * config.in: Regenerate.
232 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
233 _ARCH_PPCSQ, _ARCH_PPCGR, _ARCH_PWR4, _ARCH_PWR5, _ARCH_PWR5X if
235 * config/rs6000/rs6000.opt (mfprnd): New.
236 * config/rs6000/rs6000.c (processor_target_table): Add power5+.
237 (POWERPC_MASKS): Add MASK_POPCNTB and MASK_FPRND.
238 * config/rs6000/aix52.h (ASM_CPU_SPEC): Add -mpower5+.
239 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add -mpower5+.
241 * config/rs6000/rs6000.md (UNSPEC_FRIM, UNSPEC_FRIN, UNSPEC_FRIP,
243 (btrunc<mode>2): New.
248 2005-11-14 Geoffrey Keating <geoffk@apple.com>
250 * gcc.c (version_compare_spec_function): Use fatal() rather than
253 * config/rs6000/darwin.h (DARWIN_CRT2_SPEC): New.
254 (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2).
255 * config/i386/darwin.h (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2)
257 * config/darwin.h (STARTFILE_SPEC): Use %(darwin_crt2) to possibly
260 * config/darwin.h (REAL_LIBGCC_SPEC): Link in shared libgcc depending
261 on -mmacosx-version-min setting.
263 2005-11-14 Diego Novillo <dnovillo@redhat.com>
266 * tree-vrp.c (infer_value_range): Return false if STMT is a
267 block terminator and its basic block has no successors.
269 2005-11-14 Mike Stump <mrs@apple.com>
271 * config/i386/i386.c (override_options): -masm=intel isn't
273 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
275 2005-11-15 Joseph S. Myers <joseph@codesourcery.com>
277 * crtstuff.c: Undefine gid_t, pid_t, rlim_t, ssize_t, uid_t and
278 vfork after including auto-host.h.
280 2005-11-15 Alan Modra <amodra@bigpond.net.au>
282 PR rtl-optimization/22002
283 * combine.c (distribute_notes): Detect cases where a reg dies
284 two or more times in a bb, including on the insn we are combining,
285 and place the death note on the correct range.
287 2005-11-14 Dale Johannesen <dalej@apple.com>
289 * expmed.c (store_bit_field): Add offset unconditionally for
291 (extract_bit_field): Don't force extzv or extv operand into
292 a register if field is too big.
294 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
296 * config/arm/arm.c (pic_labelno): New.
297 (arm_load_pic_register): Use an UNSPEC_PIC_LABEL instead of a
298 LABEL_REF. Pass only the labelno to PIC insns.
299 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
300 (arm_output_addr_const_extra): Handle UNSPEC_PIC_LABEL.
301 * arm.md (UNSPEC_PIC_LABEL): New constant.
302 (pic_add_dot_plus_four, pic_add_dot_plus_eight)
303 (tls_load_dot_plus_eight): Expect a labelno instead of a LABEL_REF.
304 Use the correct label prefix.
306 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
308 * config/arm/arm.c (legitimize_tls_address): Use correct rtx for
311 2005-11-14 Richard Earnshaw <richard.earnshaw@arm.com>
313 * loop-invariant.c: Include tm_p.h.
314 * Makefile.in: Updated.
316 2005-11-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
318 * pa.c (store_reg): Revise generation of frame notes in large frames.
319 (set_reg_plus_d): Likewise.
321 2005-11-13 Andrew MacLeod <amacleod@redhat.com>
323 PR tree-optimization/24709
324 * tree-ssa-operands.c (verify_imm_links): Increase limit for infinite
327 2005-11-13 Eric Botcazou <ebotcazou@libertysurf.fr>
329 * gthr-posix95.h: Remove declaration of pthread_mutexattr_settype
330 and duplicate declaration of pthread_self.
332 2005-11-13 Eric Botcazou <ebotcazou@adacore.com>
333 Ian Lance Taylor <ian@airs.com>
336 * calls.c (expand_call): If TARGET is a MEM and some part of the
337 argument area has been saved, force TARGET to a register.
339 2005-11-13 Razya Ladelsky <razya@il.ibm.com>
341 * ipa-prop.c (ipa_callsite_compute_param ): Removed obsolete type
344 2005-11-13 Jason Merrill <jason@redhat.com>
347 * dwarf2out.c (gen_subprogram_die): Force a declaration die for
348 lazily declared methods.
349 (force_decl_die): Stop if forcing out the context already make a
351 (force_type_die): Likewise.
353 2005-11-13 Andrew Pinski <pinskia@physics.uc.edu>
356 * builtins.c (integer_valued_real_p): Add break in
357 REAL_CST having TREE_OVERFLOW set.
359 2005-11-13 Zdenek Dvorak <dvorakz@suse.cz>
361 * tree-ssa-loop-ivopts.c (get_address_cost): Prevent splitting
362 addressing modes during calculation of costs.
364 2005-11-12 Eric Botcazou <ebotcazou@adacore.com>
366 * function.c (assign_stack_local_1): Restrict sanity check
367 on frame size overflow to 32-bit and above platforms.
369 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
371 * config/cris/cris.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
372 * config/cris/cris.c: Include reload.h.
373 (cris_initial_elimination_offset): New function.
374 * config/cris/cris-protos.h: (cris_initial_elimination_offset):
377 2005-11-12 Richard Guenther <rguenther@suse.de>
379 * gcse.c (find_rtx_in_ldst): Handle NULL pre_ldst_table.
381 2005-11-12 Jan Hubicka <jh@suse.cz>
383 * expr.c (expand_expr_real_1): <MAX_EXPR, MIN_EXPR>: Canonicalize
384 to compare against 0 when possible.
386 2005-11-12 Jie Zhang <jie.zhang@analog.com>
388 * config/bfin/bfin.h (REGISTER_NAMES, SHORT_REGISTER_NAMES,
389 HIGH_REGISTER_NAMES, FIXED_REGISTERS, CALL_USED_REGISTERS,
390 REG_ALLOC_ORDER, enum reg_class): Rearrange I/B/L registers.
391 * config/bfin/bfin.md: Redefine REG_ constants for I/B/L registers
394 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
396 * recog.c (constrain_operands) <case 'g'>: For a match, require
397 that a non-register matches general_operand when strict >= 0.
399 2005-11-11 Steven Bosscher <stevenb@suse.de>
401 * loop-invariant.c (move_loop_invariants): Fix a thinko in the
404 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
406 * tree-ssa-dse.c (struct address_walk_data, memory_ssa_name_same)
407 (memory_address_same): New.
408 (dse_optimize_stmt): Call memory_address_same.
410 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
413 * reload.c (find_reloads_address_1) <case TRUNCATE, SIGN_EXTEND,
414 ZERO_EXTEND>: New cases.
416 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
418 * longlong.h (__clz_tab): Always provide.
420 2005-11-11 Steven Bosscher <stevenb@suse.de>
423 * loop-invariant.c (may_assign_reg_p): Make sure a hard register
425 (find_invariant_insn): Do the cheapest check, may_assign_reg_p,
426 before check_maybe_invariant.
427 (move_invariant_reg): Use gen_move_insn instead of replacing
428 SET_DEST with the temporary for the invariant.
429 (move_loop_invariants): If checking is enabled, do internal
430 consistency checks after completing the pass.
432 2005-11-11 David Edelsohn <edelsohn@gnu.org>
435 * common.opt (Wvolatile-register-var): New.
436 * varasm.c (make_decl_rtl): Only emit warning when option
437 specified. Clarify warning message.
438 * doc/invoke.texi (Wvolatile-register-var): Document new option.
440 * doc/md.texi (copysign): Document standard named pattern.
442 2005-11-11 Jie Zhang <jie.zhang@analog.com>
444 * config/bfin/bfin.c (bfin_expand_strmov): Correctly move the trailing
445 bytes when align is 2.
446 * config/bfin/bfin.md (rep_movsi, rep_movhi): Make LSETUP be followed
447 by the first instruction of the loop.
449 2005-11-11 Jason Merrill <jason@redhat.com>
452 * gimplify.c (gimplify_cleanup_point_expr): Also save and restore
455 2005-11-11 Zdenek Dvorak <dvorakz@suse.cz>
457 PR rtl-optimization/22509
458 * local-alloc.c (memref_used_between_p): Check whether a function call
459 could not reference the memref.
461 2005-11-11 Ulrich Weigand <uweigand@de.ibm.com>
463 * postreload.c (reload_cse_simplify_operands): Fix bug in sorting
464 algorithm so as to choose the best, not the worst, alternative.
465 Reset accumulated register class before processing next alternative.
467 2005-11-11 Kaz Kojima <kkojima@gcc.gnu.org>
470 * calls.c (expand_call): Copy a return value to a plain register
473 2005-11-10 Alexandre Oliva <aoliva@redhat.com>
476 * varasm.c (assemble_name): Recompute name only for transparent
479 2005-11-10 Hans-Peter Nilsson <hp@axis.com>
481 * tree-ssa-structalias.c (heapvar_lookup): Fix typo: stmt to from.
483 2005-11-04 Jeff Law <law@redhat.com>
486 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Do not
487 perform reassociation if the parent statement will not die as
488 a result of the optimization.
490 2005-11-10 Daniel Berlin <dberlin@dberlin.org>
492 * tree-ssa-alias.c (compute_may_aliases): Remove call to
493 delete_old_heap_vars.
494 * tree-dfa.c (referenced_var_remove): Remove function.
495 * tree-ssa.c (init_tree_ssa): Call init_alias_heapvars.
496 (delete_tree_ssa): Remove call to delete_old_heapvars.
497 Add call to delete_alias_heapvars.
498 * tree-flow.h (referenced_var_remove): Remove prototype
499 (init_alias_heapvars): New prototype.
500 (delete_alias_heapvars): Ditto.
501 * Makefile.in (tree-ssa-structalias.o): Add
502 gt-tree-ssa-structalias.o
503 (GTFILES): Add tree-ssa-structalias.h and
504 tree-ssa-structalias.c.
505 (s-gtype): Add gt-tree-ssa-structalias.h.
506 * tree-ssa-structalias.c (heapvars): Remove.
507 (oldheapvars): Remove.
508 (heapvar_for_stmt): New variable.
509 (heapvar_lookup): New function.
510 (heapvar_insert): Ditto.
511 (get_constraint_for): See if we have an old heapvar
513 (init_alias_heapvars): New function.
514 (delete_alias_heapvars): Ditto.
515 Add include of gt-tree-ssa-structalias.h.
517 2005-11-10 Eric Botcazou <ebotcazou@libertysurf.fr>
520 * calls.c (special_function_p): Set ECF_RETURNS_TWICE for getcontext.
522 2005-11-10 Eric Botcazou <ebotcazou@adacore.com>
524 * tree.c (int_fits_type_p): Only look at the base type
525 if it has the same precision as the original type.
527 2005-11-10 Jakub Jelinek <jakub@redhat.com>
530 * varasm.c (assemble_alias): Use %q+D in the error
531 message instead of %J and %qD.
533 2005-11-10 Richard Guenther <rguenther@suse.de>
535 * gcse.c (free_ldst_entry): Only free hashtable if
538 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
540 * function.c (assign_stack_local_1): Issue an error message if
541 the frame size overflows in the signed target arithmetics.
543 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
545 * tree.c (build_qualified_type): Chain the new type to the original
546 type's TYPE_NEXT_PTR_TO or TYPE_NEXT_REF_TO linked lists if it is
547 a POINTER_TYPE or a REFERENCE_TYPE respectively.
548 (build_pointer_type_for_mode): Only return unqualified types.
549 (build_reference_type_for_mode): Likewise.
551 2005-11-09 Jakub Jelinek <jakub@redhat.com>
553 * Makefile.in (gnucompare): Do comparison of all files using one of
554 the chosen methods and only afterwards decide if just warning should
555 be issued or comparison failure raised.
557 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
559 * ifcvt.c (noce_get_alt_condition): Use prev_nonnote_insn.
560 (noce_try_abs): Negate if the comparison is reversed.
561 Look only one instruction backwards for a REG_EQUAL note.
563 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
566 * gthr-dce.h, gthr-posix.h, gthr-posix95.h, gthr-solaris.h,
567 gthr-tpf.h: Define __gthrw. For all identifiers that might
568 be weak, introduce weakrefs or non-weak aliases with __gthrw,
569 and prefix all uses with __ghtrw.
571 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
574 * tree.h (IDENTIFIER_TRANSPARENT_ALIAS): New.
575 (TREE_DEPRECATED): Adjust comment. Check for a DECL.
576 * c-common.c (handle_weakref_attribute): New.
577 (c_common_attribute_table): Add weakref.
578 * configure.ac (HAVE_GAS_WEAKREF): Check for weakref support
580 * configure, config.in: Rebuilt.
581 * defaults.h (ASM_OUTPUT_WEAKREF): Define if HAVE_GAS_WEAKREF.
582 * doc/extend.texi: Document weakref attribute.
583 * varasm.c (ultimate_transparent_alias_target): New
584 (assemble_name): Use it.
585 (weak_finish_1): Split out of...
586 (weak_finish): ... and deal with weakrefs in...
587 (weakref_targets): ... new list.
588 (globalize_decl): Clean up weakref_targets.
589 (do_assemble_alias): Handle weakrefs.
590 (finish_aliases_1): Do not reject weakrefs to external symbols.
591 (assemble_alias): Handle weakrefs.
593 2005-11-09 Richard Guenther <rguenther@suse.de>
595 PR tree-optimization/24716
596 * tree-scalar-evolution.c (analyze_evolution_in_loop): Use
597 t_bool to track results from follow_ssa_edge.
599 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
601 * final.c (force_source_line): New global variable.
602 (final_scan_insn): Set it to true instead of clearing last_filename.
603 (notice_source_line): Return true if force_source_line is true,
604 unless source info is absent.
606 2005-11-09 Andrew Pinski <pinskia@physics.uc.edu>
609 * dwarf2-out.c (add_name_and_src_coords_attributes): Don't add
610 a linkage name for a variable if it a register variable.
611 * c-decl.c (grokdeclarator): Global register variables
612 should be set as PUBLIC.
614 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
617 * config/s390/s390.c (struct s390_frame_layout): New fields
618 first_save_gpr_slot and last_save_gpr_slot.
619 (cfun_grps_save_area_size, s390_frame_info, s390_emit_prologue,
620 s390_emit_epilogue, s390_initial_elimination_offset): Replaced
621 first_save_gpr and last_save_gpr with the _slot variants.
622 (s390_register_info): Calculate first_save_gpr_slot and
623 last_save_gpr_slot using regs_ever_live.
625 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
628 * config/s390/s390.c (s390_regs_ever_clobbered): Only save live eh regs
629 for a function containing a landing pad.
631 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
634 * flow.c (mark_set_1): Handle CLOBBERs like SETs if the register
637 2005-11-08 Bernd Schmidt <bernd.schmidt@analog.com>
639 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DEFAULTS,
640 MULTILIB_DIRNAMES, MULTILIB_EXCEPTIONS): New.
642 2005-11-09 Nathan Sidwell <nathan@codesourcery.com>
645 * config/ms1/ms1.md (UNSPEC_BLOCKAGE, UNSPEC_EI, UNSPEC_DI): New
647 (call,load,store): New insn types.
648 (mem_access, branch_access): Adjust reservation conditions.
649 (define_delay): Adjust condition.
650 (decrement_and_branch_until_zero): Allow for ms2. Set branch
652 (*decrement_and_rbanch_until_zero_no_clobber): Allow for ms2.
653 (*movqi_internal,*movsi_internal,*movsf_internal): Use load,store
655 (call_internal, call_value_internal, return_internal,
656 return_interrupt_internal, eh_return_internal, indirect_jump,
657 tablejump): Set call insn type.
658 (blockage, ei, di): Use appropriate unspec const.
659 * config/ms1/ms1.c (ms1_flag_delayed_branch): New.
660 (ms1_get_attr_type): Adjust to give load & store types.
661 (ms1_final_prescan_insn): Adjust for new insn types. Don't look
662 backwards past a barrier.
663 (ms1_override_options): Accept ms2 arch. Copy and reset delayed
665 (struct branch_info, struct label_info): New.
667 (ms1_add_branches, ms1_check_delay_slot, ms1_reorg_hazard): New.
668 (ms1_machine_reorg): New.
669 (TARGET_MACHINE_DEPENDENT_REORG): Override.
670 * config/ms1/crtn.asm: Add nop for ms2 JAL hazard.
671 * config/ms1/ms1.h (processor_type): Add PROCESSOR_MS2.
672 (ASM_SPEC, LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Add ms2.
675 2005-11-09 Per Bothner <per@bothner.com>
676 Uros Bizjak <uros@kss-loka.si>
679 * toplev.c (process_options): Initialize debug_hooks early
680 in case lang_hooks.post_options ends up calling a debug_hook.
682 2005-11-08 Jakub Jelinek <jakub@redhat.com>
684 * dwarf2out.c (multiple_reg_loc_descriptor): Don't assume
685 DBX_REGISTER_NUMBER being contiguous.
687 2005-11-08 James A. Morrison <phython@gcc.gnu.org>
688 Diego Novillo <dnovillo@redhat.com>
691 * tree-vrp.c (register_edge_assert_for): Do not register
692 always-false predicates.
694 2005-11-08 Devang Patel <dpatel@apple.com>
696 PR tree-optimization/23115
697 * tree-if-conv.c (find_phi_replacement_condition): Check domninated_by
700 2005-11-08 Joseph S. Myers <joseph@codesourcery.com>
702 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include
705 2005-11-08 Daniel Berlin <dberlin@dberlin.org>
707 Fix PR tree-optimization/23382
709 * tree-ssa-alias.c (compute_may_aliases): Call
710 delete_old_heap_vars.
711 * tree-dfa.c (referenced_var_remove): New function.
712 * tree-ssa.c (delete_tree_ssa): Call delete_old_heap_vars.
713 * tree-flow.h (referenced_var_remove): Add prototype.
714 (delete_old_heap_vars): Ditto.
715 * tree-ssa-structalias.c (heapvars): New variable.
716 (oldheapvars): Ditto.
717 (get_constraint_for): Put heap vars on heapvars list.
718 (delete_old_heap_vars): New function.
720 2005-11-08 Jason Merrill <jason@redhat.com>
722 * tree.h (CALL_FROM_THUNK_P): Add CALL_EXPR_CHECK.
724 2005-11-08 Uros Bizjak <uros@kss-loka.si>
727 * reg-stack.c (reg_to_stack): Update register liveness also
728 for flag_sched2_use_traces.
730 2005-11-08 Alan Modra <amodra@bigpond.net.au>
733 * config/rs6000/rs6000.c (rs6000_handle_option <OPT_m64>): Don't
734 override prior explicit -mno-powerpc-gfxopt.
736 2005-11-07 Eric Botcazou <ebotcazou@adacore.com>
738 * expmed.c (extract_bit_field): Do not use insv/extv/extzv patterns
739 if the bitsize is zero.
740 * doc/md.texi (Standard Pattern Names): Document it.
742 * config/ia64/ia64.c (ia64_pass_by_reference): Delete.
743 (TARGET_PASS_BY_REFERENCE): Likewise.
745 2005-11-07 Ian Lance Taylor <ian@airs.com>
747 PR rtl-optimization/24683
748 * config/i386/i386.c (legitimize_pic_address): If constant operand
749 to PLUS is too large, put it in a register.
751 2005-11-07 Jie Zhang <jie.zhang@analog.com>
753 * configure.ac: Enable checking assembler dwarf2 support for bfin
755 * configure: Regenerate.
757 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
761 * config/rs6000/rs6000.c (easy_vector_splat_const, easy_vector_same,
762 gen_easy_vector_constant_add_self): Delete.
763 (vspltis_constant, easy_altivec_constant, gen_easy_altivec_constant):
765 (output_vec_const_move): Use gen_easy_altivec_constant.
766 (rs6000_expand_vector_init): Do not emit a set of a VEC_DUPLICATE.
767 * config/rs6000/predicates.md (easy_vector_constant): Reorganize tests.
768 (easy_vector_constant_add_self): Rewritten.
769 * config/rs6000/rs6000-protos.h (easy_vector_splat_const,
770 easy_vector_same, gen_easy_vector_constant_add_self): Remove prototype.
771 (easy_altivec_constant, gen_easy_altivec_constant): Add prototype.
772 * config/rs6000/altivec.md (easy_vector_constant_add_self splitters):
773 Macroize and adjust for the other changes.
775 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
779 * c-typeck.c (build_c_cast): Try using a shared constant, and see
780 if TREE_OVERFLOW or TREE_CONSTANT_OVERFLOW really changed.
782 2005-11-07 Jakub Jelinek <jakub@redhat.com>
784 PR rtl-optimization/23567
785 * ifcvt.c (noce_mem_write_may_trap_or_fault_p): New function.
786 (noce_process_if_block): Don't do any optimizations except
787 if (cond) x = x; if !set_b and write into orig_x may trap
788 or fault. Remove the MEM_READONLY_P check.
790 2005-11-06 Diego Novillo <dnovillo@redhat.com>
793 * tree-vrp.c (fix_equivalence_set): New.
794 (extract_range_from_assert): Call it.
796 2005-11-05 Ian Lance Taylor <ian@airs.com>
799 * combine.c (apply_distributive_law): Don't distribute across a
802 2005-11-05 Kazu Hirata <kazu@codesourcery.com>
804 * c-typeck.c, config/i386/netware.h, config/m32c/cond.md,
805 config/ms1/ms1.h, config/rs6000/predicates.md,
806 config/s390/s390.c, params.def, postreload-gcse.c,
807 tree-flow-inline.h, tree-ssa-operands.c, tree-vectorizer.c,
808 tree-vrp.c, tree.c: Fix comment typos.
809 * doc/invoke.texi: Fix typos.
811 2005-11-05 Sebastian Pop <pop@cri.ensmp.fr>
813 * lambda-code.c (lambda_transform_legal_p): Use DDR_NUM_DIST_VECTS
814 for testing whether the data_dependence_relation contains distance
815 vectors. Iterate over all distance vectors of the ddr.
816 * lambda.h: Define a vec of lambda_vector pointers.
817 * tree-data-ref.c (dump_data_dependence_relation,
818 dump_data_dependence_direction): Iterate over all distance and
819 direction vectors of the ddr.
820 (initialize_data_dependence_relation): Initialize DDR_DIR_VECTS and
822 (build_classic_dist_vector, build_classic_dir_vector): Push a set
823 of distance/direction vectors instead of a single one.
824 * tree-data-ref.h (dir_vects, dist_vects): Replace dir/dist
825 lambda_vectors with a vec of lambda_vectors.
826 (DDR_DIR_VECT, DDR_DIST_VECT): Redefined as operations on vec.
827 (DDR_DIR_VECTS, DDR_DIST_VECTS, DDR_NUM_DIR_VECTS,
828 DDR_NUM_DIST_VECTS): New.
829 * tree-loop-linear.c (gather_interchange_stats): Test for the
830 existence of distance vectors only after having checked that there
831 is a dependence. Iterate over all distance vectors of the ddr.
832 (linear_transform_loops): Use dump_data_dependence_relation.
833 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Test for
834 distance vectors using DDR_NUM_DIST_VECTS. Iterate over all the
835 distance vectors of the ddr.
837 2005-11-05 Bernd Schmidt <bernd.schmidt@analog.com>
839 * config/bfin/bfin.c (n_dregs_to_save, n_pregs_to_save,
840 expand_prologue_reg_save, expand_epilogue_reg_restore): New argument
841 IS_INTHANDLER; all callers changed.
842 (n_regs_saved_by_prologue): Take interrupt handler attributes into
844 (do_link, do_unlink): New argument ALL; all callers changed.
845 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
846 If function isn't leaf, save and restore all registers.
847 (bfin_function_ok_for_sibcall): Only true if not an interrupt or
850 2005-11-05 Jan Hubicka <jh@suse.cz>
852 PR rtl-optimization/23490
853 * doc/invoke.texi (max-predicted-iterations, max-cse-insns,
854 max-flow-memory-location): Document.
855 * flow.c: Include params.h
856 (MAX_MEM_SET_LIST_LEN): Kill.
857 (add_to_mem_set_list): Use new param.
858 * cse.c (cse_basic_block): Replace 1000 by new param.
859 * params.def (PARAM_MAX_PREDICTED_ITERATIONS, PARAM_MAX_CSE_INSNS,
860 PARAM_MAX_FLOW_MEMORY_LOCATIONS): New.
861 * predict.c (predict_loops): Use new param.
862 * predict.def (MAX_PRED_LOOP_ITERATIONS): Remove.
864 * ipa-inline.c (cgraph_decide_inlining_of_small_function,
865 cgraph_decide_inlining, cgraph_decide_inlining_incrementally):
866 Do not hold memory returned by cgraph_node_name across other call.
868 2005-11-04 Hans-Peter Nilsson <hp@axis.com>
871 * config/cris/predicates.md ("cris_bdap_sign_extend_operand"):
874 2005-11-04 Jeff Law <law@redhat.com>
877 * doc/invoke.texi: Document max-jump-thread-duplication-stmts PARAM.
878 * tree-ssa-dom.c: Include params.h.
879 (thread_across_edge): If there are too many statements in the
880 target block, then do not thread through it.
881 * Makefile.in (tree-ssa-dom.o): Depend on $(PARAMS_H).
882 * params.def (PARAM_MAX_JUMP_THREAD_DUPLICATION_STMTS): New PARAM.
884 2005-11-03 Diego Novillo <dnovillo@redhat.com>
887 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Use
888 TODO_update_ssa instead of TODO_update_ssa_no_phi.
890 2005-11-04 Sebastian Pop <pop@cri.ensmp.fr>
893 * tree-scalar-evolution.c (instantiate_parameters_1,
894 instantiate_parameters, resolve_mixers): Compute the size of an
895 expression to be instantiated and give up the instantiation if the
896 size exceeds PARAM_SCEV_MAX_EXPR_SIZE.
898 2005-11-04 Richard Guenther <rguenther@suse.de>
900 * tree-flow.h (ref_contains_indirect_ref): Rename to
901 array_ref_contains_indirect_ref.
902 * tree-flow-inline.h (ref_contains_indirect_ref): Likewise.
903 (array_ref_contains_indirect_ref): Make comment match the code
905 (ref_contains_array_ref): Likewise.
906 * tree-ssa-structalias.c (find_func_aliases): Remove call to
907 ref_contains_indirect_ref.
908 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
909 Rename calls to ref_contains_indirect_ref.
911 2005-11-04 Paul Brook <paul@codesourcery.com>
913 * config/arm/arm.c (arm_load_pic_register): Pass extra reg to
914 gen_pic_add_dot_plus_four and gen_pic_add_dot_plus_eight.
915 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
916 * config/arm/arm.md: Use match_operand in peephole input templates
917 and match_dup in peephole output templates.
919 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
921 * config/arm/arm.c (arm_init_libfuncs): Use __aeabi_idiv and
924 2005-11-04 Mark Mitchell <mark@codesourcery.com>
925 Daniel Jacobowitz <dan@codesourcery.com>
927 * longlong.h (add_ssaaaa): Clobber condition code register
929 (sub_ddmmss): Likewise.
930 (umul_ppmm): Likewise.
932 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
933 Paul Brook <paul@codesourcery.com>
934 Phil Blundell <pb@reciva.com>
936 * configure.ac: Add test for ARM TLS support.
937 * configure: Regenerated.
938 * config/arm/arm-protos.h (legitimize_tls_address)
939 (arm_tls_referenced_p, tls_mentioned_p)
940 (arm_output_addr_const_extra): New prototypes.
941 (thumb_legitimize_pic_address): Delete.
942 * config/arm/arm.c: Include "gt-arm.h".
943 (enum tls_reloc): New.
944 (arm_cannot_copy_insn_p, arm_tls_symbol_p, load_tls_operand)
945 (pcrel_constant_p, get_tls_get_addr, arm_load_tp)
946 (arm_call_tls_get_addr, legitimize_tls_address)
947 (arm_tls_referenced_p, arm_tls_operand_p_1, tls_mentioned_p)
948 (arm_init_tls_builtins, arm_emit_tls_decoration)
949 (arm_output_addr_const_extra): New functions.
950 (TARGET_CANNOT_COPY_INSN_P, TARGET_CANNOT_FORCE_CONST_MEM)
951 (TARGET_HAVE_TLS): Define.
952 (target_thread_pointer): New.
953 (arm_override_options): Handle -mtp=.
954 (legitimize_pic_address): Ignore UNSPECs.
955 (arm_legitimate_address_p, thumb_legitimate_address_p): Handle PC
957 (arm_legitimize_address, thumb_legitimize_address): Handle TLS.
958 (tls_get_addr_libfunc): New variable.
959 (symbol_mentioned_p, label_mentioned_p): Ignore UNSPEC_TLS.
960 (arm_init_builtins): Call arm_init_tls_builtins.
961 (arm_expand_builtin): Handle ARM_BUILTIN_THREAD_POINTER.
962 (arm_encode_section_info): Call default_encode_section_info.
963 * config/arm/arm.h (TARGET_HARD_TP, TARGET_SOFT_TP): Define.
964 (enum arm_tp_type): New.
965 (target_thread_pointer): Add declaration.
966 (LEGITIMATE_CONSTANT_P): Handle TLS.
967 (LEGITIMATE_PIC_OPERAND_P): Handle TLS.
968 (OUTPUT_ADDR_CONST_EXTRA): Call arm_output_addr_const_extra.
969 (enum arm_builtins): Add ARM_BUILTIN_THREAD_POINTER.
970 * config/arm/arm.md: Add UNSPEC_TLS.
972 (pic_add_dot_plus_four, pic_add_dot_plus_eight): Allow for
974 (tls_load_dot_plus_eight): New insn and a peephole to create it.
975 (load_tp_hard, load_tp_soft): New insns.
976 * arm.opt: Add -mtp=.
977 * doc/invoke.texi (ARM Options): Document -mtp.
979 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
981 * config/arm/lib1funcs.asm: Don't include "libunwind.S".
982 * config/arm/libunwind.S: Include "lib1funcs.asm".
983 * config/arm/t-bpabi (LIB1ASMFUNCS): Remove _unwind.
984 (LIB2ADDEH): Add libunwind.S.
985 (LIB2ADDEHDEP): Add lib1funcs.asm.
986 * mklibgcc.in: Handle asm files in libgcc_eh.a.
988 2005-11-04 Francois-Xavier Coudert <coudert@clipper.ens.fr>
991 * gcc/c.opt: Add a -lang-fortran option.
992 * gcc/c-opts.c: Add a lang_fortran flag.
993 (c_common_init_options): Handling the -lang-fortran option.
994 (c_common_handle_option): Add a case for Fortran options in
995 preprocessing. Remove cases for -ffixed-form and
996 -ffixed-line-length. Add a case for -lang-fortran.
998 2005-11-03 David Edelsohn <edelsohn@gnu.org>
1000 * config/rs6000/rs6000.c: Include params.h
1001 (optimization_options): Set max-grow-copy-bb-insns default to 16.
1002 (bdesc_2arg): Delete vpkuhss and vpkuwss.
1003 * config/rs6000/altivec.md (UNSPEC_VPKUHSS): Delete.
1004 (UNSPEC_VPKUWSS): Delete.
1005 (altivec_vpkuhss): Delete.
1006 (altivec_vpkuwss): Delete.
1007 * config/rs6000/rs6000.md (plus_eqsi): Remove optimize_size from
1009 (neg_eq0<mode>): Remove final condition.
1010 (neg_eq<mode>): Remove condition and split-condition.
1012 2005-11-04 Alan Modra <amodra@bigpond.net.au>
1014 * config/rs6000/rs6000.c (output_toc): Make "offset" HOST_WIDE_INT.
1015 Use associated print macros.
1017 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
1020 * diagnostic.c (diagnostic_set_info_translated): New function.
1021 (diagnostic_set_info): Use it. Add comment.
1022 * diagnostic.h (diagnostic_set_info_translated): Declare.
1024 2005-11-03 Eric Botcazou <ebotcazou@adacore.com>
1026 * dwarf2asm.c (dw2_force_const_mem): Add new parameter 'public'.
1027 On USE_LINKONCE_INDIRECT platforms, build a DECL_ONE_ONLY indirect
1028 reference only if 'public' is true.
1029 (dw2_output_indirect_constant_1): On USE_LINKONCE_INDIRECT platforms,
1030 emit the .hidden directive only if the indirect reference is public.
1031 (dw2_asm_output_encoded_addr_rtx): Add new parameter 'public'.
1032 Pass it to dw2_force_const_mem.
1033 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): New param 'public'.
1034 * dwarf2out.c (output_cfi): Adjust calls to above function.
1035 (output_call_frame_info): Likewise.
1036 * except.c (output_ttype): Pass TREE_PUBLIC of the type_info object
1037 as 'public' argument to dw2_asm_output_encoded_addr_rtx.
1039 2005-11-03 Zdenek Dvorak <dvorakz@suse.cz>
1041 PR tree-optimization/24483
1042 * tree-ssa-loop-ivopts.c (aff_combination_add_elt): Move rest
1043 field to elts if possible.
1045 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
1048 * gimplifier.c (gimplify_expr): Create a temporary for lvalue
1051 2005-11-03 Daniel Berlin <dberlin@dberlin.org>
1053 Fix PR tree-optimization/24351
1055 * tree-ssa-structalias.c (struct variable_info): Add
1057 (get_varinfo_fc): New function to follow collapsing.
1058 (new_var_info): Set collapsed_to to NULL.
1059 (dump_constraint): Follow collapsing.
1060 (build_constraint_graph): Handle collapsing.
1061 (do_simple_structure_copy): Return false if something bad
1063 (collapse_rest_of_var): New function.
1064 (do_structure_copy): Collapse if do_simple_structure_copy returns
1067 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
1070 * gimplify.c (gimplify_expr) <case CONSTRUCTOR>: Add the
1071 expressions to a statement list instead of gimplifying them.
1073 2005-11-03 Eric Botcazou <ebotcazou@libertysurf.fr>
1075 PR rtl-optimization/23585
1076 * rtlanal.c (rtx_addr_can_trap_p_1) <PLUS>: Return 0 for an address
1077 that can't trap plus a constant integer, if the mode has zero size.
1079 2005-11-03 Ulrich Weigand <uweigand@de.ibm.com>
1082 * config/s390/s390.md ("*insv<mode>_reg_imm"): Accept any CONST_INT
1084 ("*insv<mode>_reg_extimm"): Likewise.
1086 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
1089 * c-pretty-print.c (pp_c_type_specifier): Do not recurse if
1090 c_common_type_for_mode returns an unnamed type.
1092 2005-11-02 Richard Henderson <rth@redhat.com>
1096 * dwarf2out.c (dwarf2out_reg_save_reg): New.
1097 (dwarf2out_frame_debug_expr): Return after dwarf_handle_frame_unspec.
1098 * function.c (assign_parms): Use calls.internal_arg_pointer.
1099 (expand_main_function): Remove FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN
1101 * target-def.h (TARGET_INTERNAL_ARG_POINTER): New.
1102 (TARGET_CALLS): Add it.
1103 * target.h (struct gcc_target): Add calls.internal_arg_pointer.
1104 * targhooks.c (default_internal_arg_pointer): New.
1105 * targhooks.h (default_internal_arg_pointer): Declare.
1106 * tree.h (dwarf2out_reg_save_reg): Declare.
1107 * doc/tm.texi (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Remove.
1108 * config/i386/i386.c (dbx_register_map): Add return column.
1109 (dbx64_register_map, svr4_dbx_register_map): Likewise.
1110 (TARGET_INTERNAL_ARG_POINTER, ix86_internal_arg_pointer): New.
1111 (TARGET_DWARF_HANDLE_FRAME_UNSPEC, ix86_dwarf_handle_frame_unspec): New.
1112 (ix86_function_ok_for_sibcall): Disable if force_align_arg_pointer.
1113 (ix86_save_reg): Save force_align_arg_pointer.
1114 (ix86_emit_save_regs): Make regno unsigned.
1115 (ix86_emit_save_regs_using_mov): Likewise.
1116 (ix86_expand_prologue): Handle force_align_arg_pointer.
1117 (ix86_expand_epilogue): Likewise.
1118 * config/i386/i386.h: (dbx_register_map): Update.
1119 (dbx64_register_map, svr4_dbx_register_map): Update.
1120 (struct machine_function): Add force_align_arg_pointer.
1121 * config/i386/i386.md (UNSPEC_REG_SAVE, UNSPEC_DEF_CFA): New.
1122 (UNSPEC_TP, UNSPEC_TLS_GD, UNSPEC_TLS_LD_BASE): Renumber.
1123 (TARGET_PUSH_MEMORY peepholes): Disable if RTX_FRAME_RELATED_P.
1125 2005-11-02 Jan Hubicka <jh@suse.cz>
1128 * i386.md: Add peep2 for simplyfing array accesses.
1130 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
1133 * config/s390/s390-protos.h (s390_decompose_shift_count): Declare.
1134 * config/s390/s390.c (s390_decompose_shift_count): New function.
1135 (s390_extra_constraint_str) ['Y']: Use s390_decompose_shift_count.
1136 (print_shift_count_operand): Use s390_decompose_shift_count.
1137 * config/s390/predicates.md ("setmem_operand", "shift_count_operand"):
1138 Use s390_decompose_shift_count. Do not accept any non-base hard regs.
1140 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
1143 * loop.c (loop_givs_rescan): Use force_operand to expand
1146 2005-11-02 Andrew Pinski <pinskia@physics.uc.edu>
1149 * fold-const.c (build_range_check): Use unsigned when signed
1150 overflow is undefined also. If etype is subtype, make sure that
1151 the subtraction is in the supertype.
1153 2005-11-02 Richard Henderson <rth@redhat.com>
1156 * config/alpha/alpha.c (get_aligned_mem): Honor alignment given
1159 2005-11-01 Richard Henderson <rth@redhat.com>
1162 * loop.c (scan_loop): Do not propagate computations to a hard
1163 register destination with SMALL_REGISTER_CLASSES.
1165 2005-11-01 Joseph S. Myers <joseph@codesourcery.com>
1167 * config/rs6000/rs6000.c (rs6000_rtx_costs): Do not add extra
1168 costs for MULT inside PLUS or MINUS.
1170 2005-11-01 Bob Wilson <bob.wilson@acm.org>
1172 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Add a byte of padding.
1173 (TRAMPOLINE_SIZE): Round up to 60.
1174 * config/xtensa/lib2funcs.S (TRAMPOLINE_SIZE): Likewise.
1176 2005-10-31 James E. Wilson <wilson@specifix.com>
1179 * dwarf2out.c (convert_cfa_to_loc_list): Put inside DWARF2_UNWIND_INFO
1180 ifdef. Put ifdefs around call in gen_subprogram_die.
1181 (compute_frame_pointer_to_cfa_displacement): Likewise.
1182 (gen_subprogram_die): Restore old code for when DWARF2_UNWIND_INFO is
1185 PR rtl-optimization/17356
1186 * cfgrtl.c (purge_dead_edges): Undo last change. In EDGE_EH code,
1187 add check for CALL_INSN if EDGE_ABRNOMAL_CALL true.
1189 2005-10-31 Jan Hubicka <jh@suse.cz>
1192 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Watch negative
1195 * i386.c (legitimize_pic_address): Deal with large immediates.
1198 * coverage.c (coverage_checksum_string): Fix code to stip random seeds
1199 from symbol names while computing checkup.
1202 * predict.c (predict_loops): Do not estimate more than
1203 MAX_PRED_LOOP_ITERATIONS in PRED_LOOP_ITERATIONS heuristic.
1204 * predict.def (MAX_PRED_LOOP_ITERATIONS): Define.
1206 2005-10-31 Andrew MacLeod <amacleod@redhat.com>
1208 PR tree-optimization/19097
1209 * tree-ssa-operands.c (correct_use_link): Don't look for modified stmts.
1211 2005-10-31 J"orn Rennecke <joern.rennecke@st.com>
1213 * optabs.c (expand_unop): Take TRULY_NOOP_TRUNCATION into account.
1215 2005-10-31 Andrew Pinski <pinskia@physics.uc.edu>
1218 * tree-inline.c (setup_one_parameter): If the init_stmt
1219 is NULL, don't insert the statement.
1221 2005-10-30 Jan Hubicka <jh@suse.cz>
1223 PR tree-optimization/24172
1224 * tree-inline.c (copy_body_r): Unshare the substituted value first.
1226 2005-10-30 Hans-Peter Nilsson <hp@bitrange.com>
1228 * config/mmix/mmix.c (mmix_intval): Correct handling of DFmode
1229 constants for hosts with long != 32 bits.
1231 2005-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
1234 * ipa-inline.c (craph_decide_recursive_inlining): Fix return value.
1236 2005-10-28 Aldy Hernandez <aldyh@redhat.com>
1238 * config/ms1/ms1.h (TARGET_MS1_64_001): New.
1239 (TARGET_MS1_16_002): New.
1240 (TARGET_MS1_16_003): New.
1242 * config/ms1/ms1.md ("decrement_and_branch_until_zero"): Rewrite.
1243 ("*decrement_and_branch_until_zero_no_clobber"): New.
1244 Add corresponding splitter for decrement_and_branch_until_zero
1246 Key all decrement_and_branch_until_zero patterns off of
1249 2005-10-28 Andrew Pinski <pinskia@physics.uc.edu>
1252 * tree-complex.c (extract_component): Treat RESULT_DECL
1253 like the rest of the decls.
1255 2005-10-25 Eric Botcazou <ebotcazou@adacore.com>
1257 * config/ia64/ia64.c (ia64_output_function_profiler): Emit an
1258 indirect call to _mcount if the function needs a static chain.
1260 2005-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
1261 Caroline Tice <ctice@apple.com>
1263 PR rtl-optimization/24460
1264 * dwarf2out.c (have_switched_text_sections): New boolean variable.
1265 (dwarf2out_switch_text_section): Set it to true instead of
1266 incrementing separate_line_info_table_in_use.
1267 (output_loc_list): Additionally test have_switched_text_sections.
1268 (output_ranges): Likewise.
1269 (dwarf2out_finish): Likewise.
1270 * varasm.c (assemble_start_function): Do not call
1271 insert_section_boundary_note.
1272 (assemble_end_function): If flag_reorder_blocks_and_partition,
1273 switch to the function's section before emitting the .size directive.
1274 * bb-reorder.c (insert_section_boundary_note): Staticify.
1275 (rest_of_handle_reorder_blocks): Call insert_section_boundary_note.
1276 * output.h (insert_section_boundary_note): Delete.
1278 2005-10-24 Andrew Pinski <pinskia@physics.uc.edu>
1281 * c-format.c (check_format_types): Use lang_hooks.types_compatible_p
1282 instead of pointer equality when comparing types.
1284 2005-10-24 James E. Wilson <wilson@specifix.com>
1286 * sched-deps.c (flush_pending_lists): Pass 1 not 0 in first two
1287 add_dependence_list_and_free calls.
1289 2005-10-24 Steven Bosscher <stevenb@suse.de>
1291 * contrib.texi: Add the names of the LLNL folks who donated
1292 Cray pointer support for gfortran.
1294 2005-10-24 Steven Bosscher <stevenb@suse.de>
1296 PR tree-optimization/24225
1297 * profile.c (branch_prob): Look from end to start through a
1298 basic block when looking for a locus.
1300 2005-10-24 Richard Henderson <rth@redhat.com>
1302 * pa.c (store_reg_modify): Set RTX_FRAME_RELATED_P on each set in
1304 (hppa_expand_prologue): Likewise.
1306 2005-10-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1308 * pa-linux.h (NO_PROFILE_COUNTERS): Delete define.
1309 (NO_DEFERRED_PROFILE_COUNTERS): Define.
1310 * pa.h (NO_PROFILE_COUNTERS): Define.
1311 * pa.c (NO_DEFERRED_PROFILE_COUNTERS): Define if not defined.
1312 (funcdef_nos): New vector to hold label numbers of deferred profile
1314 (output_deferred_profile_counters): New function.
1315 (hppa_profile_hook): Push label number onto funcdef_nos.
1316 (pa_hpux_file_end): Call output_deferred_profile_counters if
1317 NO_DEFERRED_PROFILE_COUNTERS is false.
1319 * pa-protos.h (get_deferred_plabel): New prototype.
1320 * pa.c (get_plabel): Rename to get_deferred_plabel. Return plabel.
1322 (output_call): Adjust calls.
1324 2005-10-24 Alan Modra <amodra@bigpond.net.au>
1326 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Explain
1327 peculiarity of GOT/TOC section usage.
1329 2005-10-23 Andrew Pinski <pinskia@physics.uc.edu>
1332 * c-common.c (constant_string_class_name): Add documentation.
1334 2005-10-23 Kaz Kojima <kkojima@gcc.gnu.org>
1337 * recog.c (peephole2_optimize): Increment peep2_current_count
1338 only when the slot is empty.
1340 2005-10-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1343 * except.c (output_function_exception_table): Call
1344 assemble_external_libcall if we need a personality function.
1346 2005-10-21 Eric Botcazou <ebotcazou@libertysurf.fr>
1348 PR rtl-optimization/24460
1349 * bb-reorder.c (fix_crossing_unconditional_branches): Do not
1350 set the basic block for barriers.
1352 2005-10-21 Janis Johnson <janis187@us.ibm.com>
1354 * var-tracking.c (vt_initialize): Initialize post.
1356 2005-10-21 Devang Patel <dpatel@apple.com>
1359 * c-common.c (vector_types_convertible_p): Check vector element type.
1361 2005-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
1363 * config/sh/sh.c (prepare_move_operands): Handle the address
1364 constant which is a tls symbolic address plus a constant.
1366 2005-10-21 Andrew Pinski <pinskia@physics.uc.edu>
1369 * gcc.c (main): Use the correct counter for erroring out
1370 about mulitple files.
1372 2005-10-21 Alan Modra <amodra@bigpond.net.au>
1375 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always
1376 use r2 for 64-bit tls .got access.
1378 2005-10-21 Paolo Bonzini <bonzini@gnu.org>
1380 * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and
1383 2005-10-20 Steven Bosscher <stevenb@suse.de>
1385 PR tree-optimization/24307
1386 * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR.
1388 2005-10-20 Alexandre Oliva <aoliva@redhat.com>
1391 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark
1393 * varasm.c (find_decl_and_mark_needed): After cgraph global info
1394 is ready, stop marking functions, but still mark variables.
1396 2005-10-20 Richard Guenther <rguenther@suse.de>
1399 * fold-const.c (invert_truthvalue): Handle COND_EXPR with
1402 2005-10-20 Eric Botcazou <ebotcazou@libertysurf.fr>
1404 PR rtl-optimization/23585
1405 * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
1406 (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1.
1407 (may_trap_p_1): New predicate extracted from...
1408 (may_trap_p): ... here. Invoke may_trap_p_1.
1409 (may_trap_or_fault_p): New predicate.
1410 * rtl.h (may_trap_or_fault_p): Declare it.
1411 * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
1412 instead of may_trap_p.
1413 (steal_delay_list_from_fallthrough): Likewise.
1414 (fill_simple_delay_slots): Likewise.
1415 (fill_slots_from_thread): Likewise.
1416 * function.c (pad_to_arg_alignment): Rework comment about
1417 SPARC_STACK_BOUNDARY_HACK.
1418 * config/sparc/sparc.h: Likewise.
1420 2005-10-19 Adrian Straetling <straetling@de.ibm.com>
1422 * config/s390/s390.c (s390_expand_insv): New.
1423 * config/s390/s390-protos.h (s390_expand_insv): Declare.
1424 * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM".
1425 ("icm_hi"): Remove mode attribute.
1426 ("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>".
1428 ("*extracthi", "*extractqi"): Remove.
1429 (extv<mode>", "*extzv<mode>"): New.
1430 ("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh",
1431 "*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New.
1433 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1435 * cfgexpand.c (discover_nonconstant_array_refs_r,
1436 discover_nonconstant_array_refs): Move here from tree-outof-ssa.c
1437 (tree_expand_cfg): Call discover_nonconstant_array_refs.
1438 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
1439 discover_nonconstant_array_refs.
1441 2005-10-19 Steven Bosscher <stevenb@suse.de>
1444 * c-decl.c (pop_scope): Don't warn about an unused variable
1445 if it is marked with TREE_NO_WARNING.
1446 (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
1447 somenow mismatch and olddecl is to be replaced.
1449 2005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr>
1452 * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
1453 whether registers live on the edge can be saved/restored.
1455 2005-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
1457 * config/sh/sh.c (fixup_mova): Skip notes.
1459 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1461 * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
1462 * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
1463 (s390_can_eliminate): Handle BASE_REGNUM elimination.
1464 (s390_initial_elimination_offset): Likewise.
1465 (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
1466 register on TARGET_ZARCH targets.
1467 * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
1468 (INITIAL_FRAME_POINTER_OFFSET): Remove.
1469 (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
1470 (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
1472 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
1474 * config/s390/s390.md: Comment describing output modifiers updated.
1475 * config/s390/s390.c (print_operand): Likewise.
1477 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
1479 * config/s390/s390.c (override_options): Added check for -mstack-size
1481 * doc/invoke.texi: Mention that limit in the documenation.
1483 2005-10-18 Paolo Bonzini <bonzini@gnu.org>
1486 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
1488 2005-10-18 Daniel Berlin <dberlin@dberlin.org>
1490 Fix PR tree-optimization/24231
1492 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
1493 (compute_avail): Ditto.
1495 2005-10-18 Richard Henderson <rth@redhat.com>
1498 * config/i386/i386.c (legitimate_constant_p): Check
1499 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
1501 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
1502 (legitimate_pic_address_disp_p): Reorg CONST checking to make
1503 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
1505 (print_operand_address): Likewise.
1506 * config/i386/predicates.md (x86_64_immediate_operand): Test
1507 SYMBOL_REF_TLS_MODEL properly inside CONST.
1508 (x86_64_zext_immediate_operand): Likewise.
1509 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
1510 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
1511 * config/i386/i386-protos.h: Remove predicates.md entries.
1513 2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
1515 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
1516 Check that elements of TYPE_METHODS are FUNCTION_DECLs.
1518 2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
1519 Ian Lance Taylor <ian@airs.com>
1522 * fold-const.c (fold_widened_comparison): Do not allow range based
1523 constant folding when right operand cannot be unwidened.
1525 2005-10-17 Richard Henderson <rth@redhat.com>
1527 * builtins.c (expand_builtin_synchronize): Build a new-style asm
1528 with a memory clobber.
1530 2005-10-17 James E Wilson <wilson@specifix.com>
1532 PR rtl-optimization/17356
1533 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
1534 checking for EDGE_EH.
1536 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
1538 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
1539 the slot on an even boundary for any type with 16-byte alignment.
1541 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
1544 * md.texi (Modifiers) <%>: Clarify that % doesn't work
1545 after register allocation.
1547 2005-10-17 DJ Delorie <dj@redhat.com>
1549 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
1552 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
1555 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
1558 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
1560 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
1561 to 2 if it's already non-zero.
1562 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
1563 is set and warn about it if flag_schedule_insns is 1.
1565 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
1567 * config/crx/crx.md: Compare-and-branch instructions need to
1570 2005-10-17 Uros Bizjak <uros@kss-loka.si>
1573 * config/i386/i386.md (*pushdi2_rex64 splitter)
1574 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
1575 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
1576 flow2 pass only when (optimize > 0 && flag_peephole2).
1578 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
1581 * gcc.c (have_c): New static variable.
1583 (process_command): Remove declation of have_c.
1584 Set have_o to 1 when handling -o.
1585 (main): Add a fatel error if there are multiple
1586 files specified and -o and -c/-S is passed witout
1587 -combine or multiple languages.
1589 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
1591 Fix PR tree-optimization/22444
1592 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
1593 Assert that we don't hit something with subvars.
1594 (setup_pointers_and_addressables): Don't add things with subvars,
1595 because we'll already process the subvars for aliasing purposes.
1597 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
1600 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
1601 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
1602 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
1603 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
1604 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
1605 swapped, alternatives for the R constraint.
1608 * builtins.c (get_builtin_sync_mode): Make unlimited
1609 mode_for_size request.
1611 2005-10-15 Richard Henderson <rth@redhat.com>
1613 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
1614 (gimplify_expr): ... here.
1615 (gimplify_compound_lval): Use it in initial scan loop. Allow
1616 fb_lvalue in base expression.
1618 2005-10-15 Richard Henderson <rth@redhat.com>
1621 * builtins.c (expand_builtin_trap): Export.
1622 * expr.h (expand_builtin_trap): Declare.
1623 * expr.c (expand_assignment): Emit a trap for integral offsets
1624 from registers that weren't reduced to bitpos.
1626 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
1627 (mark_array_ref_addressable): Remove.
1628 * tree-flow.h (mark_array_ref_addressable): Remove.
1629 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
1631 2005-10-15 James E Wilson <wilson@specifix.com>
1634 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
1635 (add_dependence_list_and_free): Likewise.
1636 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
1639 2005-10-15 Diego Novillo <dnovillo@redhat.com>
1643 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
1644 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
1646 (vrp_visit_phi_node): Only prevent infinite iterations when
1647 the previous result and the new result are both VR_RANGEs.
1649 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
1651 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
1654 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1657 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
1660 2005-10-14 Per Bothner <per@bothner.com>
1662 PR preprocessor/21250
1663 * c-ppoutput.c (print_line): Print internal line 0 as 1.
1665 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
1668 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
1669 overflow flags. Refactor some conditionals.
1671 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
1674 * tree-dfa.c (add_referenced_var): Only look at decls which
1675 have TREE_CONSTANT or TREE_READONLY set instead of if
1676 !TREE_PUBLIC or !TREE_CONSTANT.
1678 2005-10-13 James E Wilson <wilson@specifix.com>
1680 * doc/invoke.texi: For -x, add f95-cpp-input.
1681 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
1683 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
1685 PR tree-optimization/24262
1686 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
1687 in loop all the time.
1689 2005-10-12 Richard Henderson <rth@redhat.com>
1692 * tree.h (DECL_TRANSPARENT_UNION): Remove.
1693 * function.c (assign_parm_find_data_types): Don't support it.
1694 * print-tree.c (print_node): Likewise.
1695 * c-common.c (handle_transparent_union_attribute): Likewise.
1696 Use build_duplicate_type.
1697 * tree-inline.c (remap_type_1): Split out of remap_type;
1698 properly remap aggregate fields.
1699 (build_duplicate_type): New.
1700 * doc/extend.texi (Variable Attributes): Remove documentation
1701 for transparent_union.
1703 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
1706 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
1707 (gen_stack_pointer_dec): Likewise.
1709 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
1713 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
1715 (struct cxx): Add adjust_class_at_definition target hook.
1716 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
1717 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
1718 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
1719 hook_void_tree. Add to TARGET_CXX.
1720 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
1722 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
1723 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
1724 instead of attribute. Check for dllexport override. Warn if
1725 inconsistent dll linkage. Don't lose old dllimport if decl has
1726 had address referenced. Tweak lookup of dllimport atribute.
1727 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
1728 for target specific rules. Don't add dllimport attribute if
1729 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
1730 dllimport attribute.
1731 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
1732 * varasm.c (initializer_constant_valid_p): Replace
1733 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
1737 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
1738 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
1739 (i[34567]86-*-mingw32*): Likewise.
1741 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
1742 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
1744 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
1745 C++-specific code. Change return value to bool.
1746 (i386_pe_dllimport_p): Likewise.
1747 (associated_type): Simplify and make language-independent
1748 (i386_pe_encode_section_info): Replace override of ambiguous
1749 dllimport symbol refs with a gcc_assert.
1750 (i386_pe_valid_dllimport_attribute_p): Define.
1751 * config/i386/winnt-cxx.c: New file. Define C++ versions of
1752 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
1753 i386_pe_adjust_class_at_definition.
1754 * config/i386/winnt-stubs.c: New file. Define stub versions of
1755 lang-specific functions.
1756 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
1757 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
1758 i386_pe_adjust_class_at_definition.
1759 (i386_pe_valid_dllimport_attribute_p): Declare.
1760 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
1761 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
1762 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
1765 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
1766 dllimport attribute with test of DECL_DLLIMPORT_P.
1768 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
1770 * combine.c (make_extraction): Correct offset computation.
1772 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
1774 * config/cris/t-linux (LIMITS_H_TEST): Define.
1776 2005-10-12 Richard Henderson <rth@redhat.com>
1779 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
1781 2005-10-12 Richard Guenther <rguenther@suse.de>
1783 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
1785 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
1788 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
1789 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
1792 2005-10-12 Richard Guenther <rguenther@suse.de>
1795 * varasm.c (output_constant): Correct typo from previous
1798 2005-10-11 Ian Lance Taylor <ian@airs.com>
1800 PR rtl-optimization/13931
1801 * combine.c: Revert patch of 2003-05-14, and:
1802 (try_combine): Only set elim_i1 and elim_i2 if the destination is
1803 completely killed in the appropriate insn.
1804 (distribute_notes): Don't skip multiple hard register test for
1805 elim_i1 and elim_i2.
1807 2005-10-11 Richard Henderson <rth@redhat.com>
1810 * c-typeck.c (convert_for_assignment): Use build_constructor_single
1811 to initialize a transparent union instead of a nop_expr.
1813 2005-10-11 Richard Henderson <rth@redhat.com>
1815 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
1816 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
1817 (tree_ssa_dce_loop): Call scev_reset.
1820 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
1821 * tree-ssa-dce.c: Include cfgloop.h.
1822 (tree_ssa_dce_loop, pass_dce_loop): New.
1823 * tree-pass.h (pass_dce_loop): Declare it.
1824 * passes.c (init_optimization_passes): Use it.
1826 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
1829 * convert.c (convert_to_real): Revert 2005-10-05 patch.
1830 Only apply the optimization for rounding builtins if the inner
1831 cast is also an extension.
1833 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
1836 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
1837 mark_new_vars_to_rename instead of update_stmt.
1839 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
1841 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
1843 2005-10-11 Jakub Jelinek <jakub@redhat.com>
1845 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
1846 for setting MMX register to 0 rather than mmx.
1848 2005-10-10 Steve Ellcey <sje@cup.hp.com>
1851 * configure.ac: Move gas check from mips specific case to common case.
1852 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
1853 * configure: Regenerate
1854 * doc/install.texi: Update.
1856 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
1859 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
1861 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
1863 * gcc.c (do_spec_1): Accept numeric characters in file name
1866 2005-10-10 Nick Clifton <nickc@redhat.com>
1868 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
1869 describing the deleted arm_gen_rotated_half_load function.
1871 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
1873 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
1876 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
1878 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
1880 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
1881 (EXTRA_MULTILIB_PARTS): Define.
1882 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
1883 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
1884 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
1885 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
1886 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
1887 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
1889 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
1891 PR tree-optimization/24226
1892 * tree-cfg.c (remove_bb): Clean up unreachable loops.
1893 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
1894 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
1897 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
1899 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
1901 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
1904 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
1905 Rewrite for no need for the early clobber.
1907 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
1909 Merge from csl-arm-branch:
1910 2005-09-07 Paul Brook <paul@codesourcery.com>
1911 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
1914 2005-04-30 Paul Brook <paul@codesourcery.com>
1915 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
1916 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
1918 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
1919 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
1920 (arm_override_options): Use TARGET_AAPCS_BASED.
1921 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
1922 (PTRDIFF_TYPE): Use int for AAPCS.
1923 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
1924 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
1925 (DEFAULT_SHORT_ENUMS): Delete.
1926 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
1928 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
1929 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
1930 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
1931 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
1933 2004-12-03 Mark Mitchell <mark@codesourcery.com>
1934 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
1936 2004-11-22 Mark Mitchell <mark@codesourcery.com>
1937 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
1939 2004-11-19 Mark Mitchell <mark@codesourcery.com>
1940 * config.gcc (arm*-*-linux-gnueabi): Add it.
1941 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
1943 (TARGET_OS_CPP_BUILTINS): Likeiwse.
1944 * config/arm/linux-eabi.h: New file.
1945 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
1946 (LINUX_TARET_LINK_SPEC): Likewise.
1947 (LINK_SPEC): Use it.
1948 * config/arm/t-linux-eabi: New file.
1950 2005-10-08 Steven Bosscher <stevenb@suse.de>
1953 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
1955 (PARAM_SMS_DFA_HISTORY): Likewise.
1957 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
1960 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
1961 (load_register_parameters): Call it.
1962 (check_sibcall_argument_overlap_1): Likewise.
1963 (store_one_arg): Likewise.
1965 2005-10-07 James E. Wilson <wilson@specifix.com>
1967 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
1968 DImode not VECINT24 for operand 2.
1971 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
1975 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
1976 fr_spill): Use destination_operand for operand 0.
1978 2005-10-07 DJ Delorie <dj@redhat.com>
1980 * varasm.c (output_constant): Limit error to expanding
1983 2005-10-07 Richard Guenther <rguenther@suse.de>
1986 * fold-const.c (fold_binary): Fix operand types during folding
1987 of X op (A, Y). Evaluation order of the side-effects of
1988 X and A are frontend-defined, so ensure we honour that even for
1989 tcc_comparison class operands; eased by removing duplicate code.
1991 2005-10-07 Steve Ellcey <sje@cup.hp.com>
1993 * stor-layout.c (layout_type): Do not allow alignment of array
1994 elements to be greater than their size.
1996 2005-10-07 Steve Ellcey <sje@cup.hp.com>
1998 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
2000 (hppa*-*-linux*): Ditto.
2001 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
2002 * config/host-hpux.c: New.
2003 * config/x-hpux: New.
2004 * config/pa/x-hpux: Remove.
2005 * config/pa/x-linux: Remove.
2006 * config/pa/pa-host.c: Remove.
2008 2005-10-07 Jeff Law <law@redhat.com>
2010 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
2011 determine whether or not to try and thread outgoing edges.
2013 2005-10-07 David Edelsohn <edelsohn@gnu.org>
2015 * config/rs6000/rs6000.md (eqsi_power): New.
2016 (neg_eq0si): Add TARGET_POWER to final condition.
2019 2005-10-06 Richard Henderson <rth@redhat.com>
2021 * config/rs6000/rs6000.c: Revert last change.
2023 2005-10-06 Richard Henderson <rth@redhat.com>
2025 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
2026 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
2028 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
2032 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
2033 out return_label and naked_return_label.
2035 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
2037 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
2040 2005-10-06 Richard Henderson <rth@redhat.com>
2043 * tree-inline.c (declare_return_variable): Handle modify_dest not
2046 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
2048 Fix PR tree-optimization/22488
2049 * tree-ssa-structalias.c (check_for_overlaps): New function.
2050 (create_variable_info_for): Use it.
2052 2005-10-06 Richard Henderson <rth@redhat.com>
2055 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
2056 (dwarf2out_start_source_file): Print it.
2058 2005-10-06 Geoffrey Keating <geoffk@apple.com>
2060 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
2062 2005-10-06 Richard Henderson <rth@redhat.com>
2065 * mode-switching.c (optimize_mode_switching): Clear transp bit
2066 for block with incomming abnormal edges.
2068 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
2069 (fpscr_set_from_mem): Use them.
2070 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
2071 (fpscr postinc splitters): Rewrite as peephole2+split.
2073 2005-10-06 David Edelsohn <edelsohn@gnu.org>
2075 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
2076 (eq<mode>_compare): Same.
2078 2005-10-06 Richard Guenther <rguenther@suse.de>
2080 PR tree-optimization/24238
2081 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
2083 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
2085 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
2086 here. Use AC_PATH_PROG for environment variables instead of
2088 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
2090 * configure: Regenerated.
2092 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
2095 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
2096 then force it into a register.
2097 (call_value): Likewise.
2099 2005-10-06 Richard Henderson <rth@redhat.com>
2102 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
2103 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
2104 under pass_vectorize.
2106 2005-10-05 Devang Patel <dpatel@apple.com>
2109 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
2110 handling constants. Check NAMESPACE_DECL context for constants.
2112 2005-10-05 Eric Christopher <echristo@apple.com>
2114 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
2116 2005-10-05 Richard Henderson <rth@redhat.com>
2119 * tree-cfg.c (mark_array_ref_addressable_1): New.
2120 (mark_array_ref_addressable): New.
2121 * tree-flow.h (mark_array_ref_addressable): Declare.
2122 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
2124 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
2128 * reload.c (subst_reloads): When adding a REG_LABEL to a
2129 jump instruction, also update JUMP_LABEL.
2131 2005-10-05 David Edelsohn <edelsohn@gnu.org>
2133 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
2134 * bb-reorder.c (copy_bb_p): Use it.
2135 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
2137 2005-10-05 Richard Henderson <rth@redhat.com>
2140 * toplev.c (process_options): Warn about unsupported combinations
2141 of unwind tables and omit-frame-pointer.
2142 * config/i386/i386.c (override_options): Similarly. Enable
2143 accumulate-outgoing-args if not explicitly disabled.
2145 2005-10-05 Steve Ellcey <sje@cup.hp.com>
2147 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
2148 Handle big endian vs. small endian.
2149 (vec_initv2sf): Handle big endian vs. small endian.
2150 (*vec_extractv2sf_1): Ditto.
2152 2005-10-05 Dale Johannesen <dalej@apple.com>
2154 * convert.c (convert_to_real): Don't convert
2155 (float)floor(double d) to floorf((float)d).
2157 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
2159 * config/arm/arm.md (insv): Use gen_int_mode in more places.
2161 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
2163 PR tree-optimization/18587
2164 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
2165 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
2166 build_vuses): Change to VEC type.
2167 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
2168 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
2169 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
2170 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
2171 (get_name_decl): New. Return DECL_UID of base variable.
2172 (operand_build_cmp): New. qsort comparison routine.
2173 (operand_build_sort_virtual): New. Sort virtual build vector.
2174 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
2175 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
2176 (FINALIZE_BASE): Use get_name_decl.
2177 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
2178 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
2179 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
2180 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
2181 direct VEC_* manipulations.
2182 (build_ssa_operands): Call operand_build_sort_virtual.
2183 (copy_virtual_operand, create_ssa_artficial_load_stmt,
2184 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
2185 with direct VEC_* manipulations.
2186 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
2187 with direct VEC manipulations.
2189 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
2191 PR tree-optimization/21419
2192 PR tree-optimization/24146
2193 PR tree-optimization/24151
2195 * c-typeck.c (readonly_error): Handle USE being lv_asm.
2196 (build_asm_expr): Call it if outputs are read-only.
2197 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
2199 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
2200 Paolo Bonzini <bonzini@gnu.org>
2204 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
2205 enable the instructions and not just the built-ins.
2206 * doc/invoke.texi (x86 Options): Likewise.
2208 2005-10-04 Geoffrey Keating <geoffk@apple.com>
2210 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
2212 * doc/invoke.texi (Option Summary): Correct spelling
2213 of -mmacosx-version-min.
2215 2005-10-04 Devang Patel <dpatel@apple.com>
2217 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
2220 2005-10-04 Steve Ellcey <sje@cup.hp.com>
2222 * tree-vect-transform.c (vect_create_epilog_for_reduction):
2223 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
2225 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
2227 * config/s390/s390.md ("TDSI","DP"): New mode macros.
2228 ("TE","tg"): New mode attributes.
2229 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
2230 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
2231 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
2232 dword_mode and one for GPRmode.
2234 2005-10-04 Ian Lance Taylor <ian@airs.com>
2236 PR preprocessor/13726
2237 * c-ppoutput.c (cb_include): Add comments parameter, and print out
2238 any comments passed in.
2240 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
2242 * tree.c (annotate_with_file_line): Fix typo.
2244 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2247 * builtins.c (fold_builtin_memcmp): When constructing the pointer
2248 type used to access data in the inlined length == 1 case, use
2249 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
2250 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
2252 2005-10-04 Uros Bizjak <uros@kss-loka.si>
2254 * config/i386/i386.h (TARGET_FISTTP): Enable also for
2255 TARGET_SSE3 and only for TARGET_80387.
2256 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
2257 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
2258 Do not depend on TARGET_80387.
2260 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
2262 * tree.c (last_annotated_node): Change type to location_t*.
2263 (annotate_with_file_line): Reflect the change of
2264 last_annotated_node type.
2266 2005-10-04 Richard Guenther <rguenther@suse.de>
2269 * c-decl.c (grokdeclarator): Don't write to fields
2272 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
2275 * c-decl.c (finish_decl): Use set_user_assembler_name even for
2277 * varasm.c (make_decl_rtl): If a register variable does not
2278 have a set user assmbler name, error out.
2279 Decode the asmspec is now name+1 bypassing '*'.
2281 2005-10-04 Steven Bosscher <stevenb@suse.de>
2283 PR tree-optimization/23049
2284 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
2285 of a COND_EXPR is folded before calling fold on the whole rhs of a
2286 conditional assignment.
2287 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
2288 document that a COND_EXPR may appear there.
2290 2005-10-03 Diego Novillo <dnovillo@redhat.com>
2293 * tree-vrp.c (extract_range_from_assert): If the new numeric
2294 range created out of the assertion contradicts the existing
2295 numeric range of the ASSERT_EXPR variable, make the new range
2298 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
2300 * config/sh/sh.c (sh_register_move_cost): Add case for moving
2301 from T_REGS to FP register class.
2303 2005-10-03 Richard Henderson <rth@redhat.com>
2306 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
2307 before creating a new one.
2309 2005-10-03 David Edelsohn <edelsohn@gnu.org>
2311 * config/rs6000/t-aix43 (LDFLAGS): New.
2312 * config/rs6000/t-aix52 (LDFLAGS): New.
2314 2005-10-03 Ian Lance Taylor <ian@airs.com>
2316 * gimplify.c (find_single_pointer_decl_1): New static function.
2317 (find_single_pointer_decl): New static function.
2318 (internal_get_tmp_var): For a formal variable, set restrict base
2319 information if appropriate.
2320 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
2322 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
2323 (DECL_GET_RESTRICT_BASE): Define.
2324 (SET_DECL_RESTRICT_BASE): Define.
2325 (decl_restrict_base_lookup): Declare.
2326 (decl_restrict_base_insert): Declare.
2327 (struct tree_decl_with_vis): Add based_on_restrict_p field.
2328 * tree.c (restrict_base_for_decl): New static variable.
2329 (init_ttree): Initialize restrict_base_for_decl.
2330 (copy_node_stat): Copy restrict base information.
2331 (decl_restrict_base_lookup): New function.
2332 (decl_restrict_base_insert): New function.
2333 (print_restrict_base_statistics): New static function.
2334 (dump_tree_statistics): Call print_restrict_base_statistics.
2336 2005-10-02 Diego Novillo <dnovillo@redhat.com>
2339 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
2340 case of anti-ranges.
2342 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
2345 * c-typeck.c (tagged_tu_seen): Rename to ...
2346 (tagged_tu_seen_cache): this and add val field.
2347 (comptypes): Move functional to comptypes_internal
2348 and free tagged_tu_seen.
2349 (comptypes_internal): New function and call comptypes_internal
2350 instead of comptypes. Speed up by sibcalling
2351 tagged_types_tu_compatible_p.
2352 (alloc_tagged_tu_seen): New function
2353 (free_all_tagged_tu_seen_up_to): New function.
2354 (tagged_types_tu_compatible_p): Return the val of the seen two
2356 Add that the two types are the same to tagged_tu_seen_base
2357 if they are and call comptypes_internal instead of comptypes.
2358 <case UNION_TYPE>: Speed up common type where the fields are
2360 (function_types_compatible_p): Call comptypes_internal instead of
2362 (type_lists_compatible_p): Likewise.
2363 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
2365 2005-10-02 Matthias Klose <doko@debian.org>
2367 * doc/invoke.texi: Fix typo and speling error.
2369 2005-10-01 Richard Henderson <rth@redhat.com>
2371 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
2373 2005-10-01 Mark Mitchell <mark@codesourcery.com>
2375 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
2376 using --start-group and --end-group.
2378 2005-10-01 Diego Novillo <dnovillo@redhat.com>
2380 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
2381 FIXME note regarding quirky semantics.
2383 2005-10-01 Diego Novillo <dnovillo@redhat.com>
2386 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
2387 non-null range as a last resort.
2389 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
2390 Diego Novillo <dnovillo@redhat.com>
2393 * tree-vrp.c (extract_range_from_assert): For !=
2394 assertions, only build an anti-range if LIMIT is a
2395 single-valued range.
2397 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
2399 * arm.md (movqi): On thumb when optimizing, handle loading from
2400 memory by describing this as taking a subreg of a zero-extended load
2401 into an SImode register.
2404 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
2406 * reload1.c (merge_assigned_reloads): Do not change any
2407 RELOAD_FOR_OUTPUT_ADDRESS reloads.
2409 2005-09-30 Geoffrey Keating <geoffk@apple.com>
2411 * Makefile.in (LIPO_FOR_TARGET): Define.
2412 (STRIP_FOR_TARGET): Define.
2414 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
2415 before creating new ones. Do symlinks before creating the actual
2418 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
2419 to work out which multilibs are actually being built.
2421 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
2423 * tree-vect-transform.c, config/ms1/ms1.md,
2424 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
2425 Follow spelling conventions.
2426 * doc/invoke.texi, doc/md.texi: Fix typos.
2428 2005-09-30 Andrew Macleod <amacleod@redat.com>
2430 PR tree-optimization/21430
2431 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
2432 use operands, and set stmt pointer if need be.
2433 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
2434 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
2437 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2440 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
2442 2005-09-29 Mark Mitchell <mark@codesourcery.com>
2444 * optabs.c (expand_binop): Initialize first_pass_p.
2446 2005-09-29 Jakub Jelinek <jakub@redhat.com>
2449 * c-decl.c (c_write_global_declarations_1): If any
2450 wrapup_global_declaration_2 call returned true, restart the loop.
2452 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
2454 Fix PR tree-optimization/24117
2455 * tree-ssa-structalias.c (find_func_aliases): Strip nops
2456 before considering whether to use anyoffset.
2458 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
2462 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
2464 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
2466 (swap_commutative_operands_with_target): New.
2468 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
2471 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
2474 2005-09-29 Steven Bosscher <stevenb@suse.de>
2476 PR tree-optimization/23911
2477 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
2478 and IMAGPART_EXPR too.
2480 2005-09-28 Mark Mitchell <mark@codesourcery.com>
2483 * expmed.c (expand_shift): Move logic to reverse rotation
2484 direction when rotating by constants ...
2485 * optabs.c (expand_binop): ... here.
2486 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
2487 (ix86_rotrdi3): New pattern.
2488 (rotldi3): Handle 32-bit mode.
2489 (ix86_rotldi3): New pattern.
2491 2005-09-29 Alan Modra <amodra@bigpond.net.au>
2494 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
2495 check for numbers that need no bit twiddle.
2497 2005-09-28 Geoffrey Keating <geoffk@apple.com>
2499 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
2500 multilib to be built.
2502 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
2503 (stage1-start): Delete old libgcc and libunwind before moving
2504 anything into the stage directory.
2505 (stage2-start): Likewise.
2506 (stage3-start): Likewise.
2507 (stage4-start): Likewise.
2508 (stageprofile-start): Likewise.
2509 (stagefeedback-start): Likewise.
2510 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
2511 header in tm_file and CPU-specific t-darwin in tmake_file.
2512 (i[34567]86-*-darwin*): Don't change tm_file.
2513 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
2514 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
2515 shared library stub for target OS version.
2516 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
2517 (SHLIB_LINK): Don't make SHLIB_SOLINK.
2518 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
2519 (libgcc_s.%.dylib): New.
2521 (install-darwin-libgcc-stubs): New.
2522 (INSTALL_LIBGCC): New append.
2523 * config/i386/darwin-libgcc.10.4.ver: New.
2524 * config/i386/darwin-libgcc.10.5.ver: New.
2525 * config/i386/t-darwin: New.
2526 * config/rs6000/darwin-libgcc.10.4.ver: New.
2527 * config/rs6000/darwin-libgcc.10.5.ver: New.
2528 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
2529 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
2531 2005-09-28 Paul Brook <paul@codesourcery.com>
2533 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
2536 2005-09-28 Richard Guenther <rguenther@suse.de>
2538 PR tree-optimization/23853
2539 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
2540 host_integerp to verify misalignment value.
2542 2005-09-28 Richard Henderson <rth@redhat.com>
2544 * builtins.c (get_builtin_sync_mode): New.
2545 (expand_builtin_sync_operation): Pass in mode argument.
2546 (expand_builtin_compare_and_swap): Likewise.
2547 (expand_builtin_lock_test_and_set): Likewise.
2548 (expand_builtin_lock_release): Likewise.
2549 (expand_builtin): Update to match.
2551 2005-09-28 Nick Clifton <nickc@redhat.com>
2553 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
2554 formatting. Add check to PLUS case to ensure that the offset is
2555 within an acceptable range.
2557 * config/v850/v850.md (casesi): Disable the generation of the
2558 switch pattern as it is not being handled properly at the moment.
2560 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
2561 for when the high words are identical.
2563 2005-09-27 Richard Henderson <rth@redhat.com>
2565 * pretty-print.c (pp_base_format): Fix typo for %>.
2567 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
2568 Devang Patel <dpatel@apple.com>
2570 PR tree-optimization/23625
2571 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
2572 LABEL_EXPR, assertion check.
2574 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
2576 * optabs.c (no_conflict_move_test): Check if a result of a
2577 to-be-moved insn would be clobbered by an originally
2580 2005-09-27 Jeff Law <law@redhat.com>
2582 * passes.c (init_optimization_passes): Replace copy propagation
2583 passes immediately after DOM with phi-only copy propagation
2584 pases. Add phi-only copy propagation pass after first DOM pass.
2585 * tree-pass.h (pass_phi_only_copy_prop): Declare.
2586 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
2587 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
2588 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
2589 to init_copy_prop. Callers updated.
2590 (do_phi_only_copy_prop): New function.
2591 (pass_phi_only_copy_prop): New pass descriptor.
2593 2005-09-27 Nick Clifton <nickc@redhat.com>
2595 * libgcc2.c (__popcount_tab): Remove redundant prototype.
2597 2005-09-26 Jason Merrill <jason@redhat.com>
2600 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
2602 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
2604 2005-09-26 James E Wilson <wilson@specifix.com>
2606 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
2607 copyright. Add gcc copyright plus libgcc exception.
2608 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
2610 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
2612 2005-09-26 Jeff Law <law@redhat.com>
2614 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
2615 about when to iterate.
2617 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
2620 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
2621 for __complex__ double in -mcpu=G5 mode.
2623 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
2625 PR tree-optimization/23942
2626 * Makefile.in (SCEV_H): Depends on PARAMS_H.
2627 * tree-scalar-evolution.c: Include params.h.
2629 (follow_ssa_edge, follow_ssa_edge_in_rhs,
2630 follow_ssa_edge_in_condition_phi_branch,
2631 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
2632 Change return type to t_bool. Use a parameter to limit the size of
2633 trees that are walked before stopping
2634 (analyze_evolution_in_loop): Initialize the limit to 0.
2635 (follow_ssa_edge): Give up by returning t_dont_know if the limit
2636 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
2638 2005-09-26 Uros Bizjak <uros@kss-loka.si>
2641 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
2642 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
2644 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
2646 * combine.c (make_extraction): Check for valid use of subreg.
2648 2005-09-26 Uros Bizjak <uros@kss-loka.si>
2651 * config/i386/i386.md ("*fistdi2_1"): New pattern.
2652 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
2653 ("fist<mode>2_with_temp"): Use only register operands.
2655 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
2657 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
2658 CALL_INSN_FUNCTION_USAGE.
2660 2005-09-26 Richard Guenther <rguenther@suse.de>
2663 * gcse.c: Include hashtab.h, define ldst entry hashtable.
2664 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
2665 (ldst_entry): Use the hashtable instead of list-walking.
2666 (find_rtx_in_ldst): Likewise.
2667 (free_ldst_entry): Free the hashtable.
2668 (compute_ld_motion_mems): Create the hashtable.
2669 (trim_ld_motion_mems): Remove entry from hashtable if
2670 removing it from list.
2671 (compute_store_table): Likewise^2.
2672 (store_motion): Free hashtable in case we did not see
2675 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
2677 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
2678 and arg1 if we are passing them to fold_build2.
2680 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
2683 * config/i386/i386.c (ix86_function_regparm): Fix the test for
2686 2005-09-25 Richard Henderson <rth@redhat.com>
2688 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
2689 SYMBOL_REF_TLS_MODEL to be correct.
2691 2005-09-24 Richard Henderson <rth@redhat.com>
2693 * ipa-type-escape.c (discover_unique_type): Remove dead code at
2694 end of function. Reindent.
2696 2005-09-24 Ian Lance Taylor <ian@airs.com>
2698 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
2699 NEGATE_EXPR/BIT_NOT_EXPR case.
2701 2005-09-24 Richard Henderson <rth@redhat.com>
2703 * c-common.c (handle_mode_attribute): When not modifying in place,
2704 create subtypes for enumerations.
2705 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
2706 * gimplify.c (create_tmp_from_val): Likewise.
2708 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
2710 * config/i386/i386.md (*tls_global_dynamic_64,
2711 *tls_local_dynamic_base_64): Add missing mode to call.
2712 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
2714 2005-09-24 Jan Hubicka <jh@suse.cz>
2716 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
2717 (cgraph_clone_node): Likewise.
2718 * cgraph.h (cgraph_clone_edge): Update prototype.
2719 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
2720 duplicated prototypes; add updating argument.
2721 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
2722 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
2724 (cgraph_mark_inline_edge): Likewise.
2725 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
2726 (cgraph_flatten_node): Likewise.
2727 (cgraph_decide_recursive_inlining): Likewise.
2728 (cgraph_decide_inlining_of_small_function): Likewise.
2729 * tree-optimize.c (tree_rest_of_compilation): Likewise.
2731 2005-09-23 David Edelsohn <edelsohn@gnu.org>
2732 Pete Steinmetz <steinmtz@us.ibm.com>
2734 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
2735 (rldic.): Set type to "compare".
2737 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
2738 mfjmpr for MFCTR/MFLR.
2739 (movdf_hardfloat64): Same.
2740 (movdf_softfloat64): Same. Correct order of store and move types.
2741 (movti_string): Set type to store_ux/load_ux.
2742 (load_multiple): Set type to load_ux.
2743 (store_multiple): Set type to store_ux.
2744 (movmemsi): Set type to store_ux.
2745 (output_cbranch direct_return): Set type to jmpreg.
2746 (stmw): Set type to store_ux.
2747 (lmw): Set type to load_ux.
2748 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
2749 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
2750 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
2751 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
2752 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
2753 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
2754 (rios1-fpstore): Increase latency to 3.
2755 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
2756 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
2758 2005-09-23 David Edelsohn <edelsohn@gnu.org>
2759 Andrew Pinski <pinskia@physics.uc.edu>
2761 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
2762 operand2 constraint to "b".
2763 (sync_<fetchop_name>di_internal): Same.
2764 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
2766 (sync_old_<fetchop_name>di_internal): Same.
2767 (sync_new_<fetchop_name>si_internal): Same.
2768 (sync_new_<fetchop_name>di_internal): Same.
2770 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
2773 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
2774 case, define as macros.
2776 PR rtl-optimization/23837
2777 * optabs.c (no_conflict_move_test): Don't set must_stay for a
2778 clobber / clobber match between dest and p->first.
2780 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
2781 (no_conflict_move_test): Update comments.
2783 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
2785 * doc/install.texi: Update URL for Jacks.
2786 * doc/sourcebuild.texi: Likewise.
2788 2005-09-22 David Edelsohn <edelsohn@gnu.org>
2791 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
2792 registers when choosing register preferences.
2793 (movdf_hardfloat64): Same.
2795 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
2797 * expmed.c (expand_shift): Don't use the target of the rotate as
2798 target for the first expanded shift insn.
2799 * testsuite/gcc.dg/20050922-1.c: Testcase added.
2801 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
2803 PR tree-optimization/22438
2804 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
2805 preserved iv rhs rewriting specially.
2807 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
2809 * tree-data-ref.c (analyze_array_indexes): Only estimate when
2810 estimate_only is true.
2811 * tree-flow.h (ref_contains_indirect_ref): New prototype.
2812 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
2813 tree-ssa-structalias.c
2814 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
2815 ref_contains_indirect_ref.
2816 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
2818 2005-09-21 DJ Delorie <dj@redhat.com>
2820 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
2822 (mn10300_return_in_memory): Support variable size types also.
2823 (mn10300_pass_by_reference): Likewise.
2824 (mn10300_function_value): New.
2825 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
2826 (FUNCTION_OUTGOING_VALUE): Likewise.
2827 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
2828 * doc/invoke.texi: Document it.
2830 2005-09-21 Uros Bizjak <uros@kss-loka.si>
2833 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
2834 force integer op1 into register for XFmode compares.
2836 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
2839 * expmed.c (alg_code): Add alg_impossible.
2840 (alg_hash_entry): Add cost.
2841 (synth_mult): Record alg_impossible in the hash table if
2842 multiplication by a given integer is impossble within the
2843 limit. Speed up using alg_impossible.
2845 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
2847 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
2848 argument. Allow and set any offset if needs_anyoffset is passed
2850 (get_constraint_for): Add argument here too.
2852 (do_structure_copy): Pass NULL to get_constraint_for.
2853 (handle_ptr_arith): Ditto.
2854 (find_func_aliases): Ditto.
2856 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
2858 PR rtl-optimization/23898
2859 * output.h (get_attr_min_length): Declare.
2860 * final.c (get_attr_length_1): New function, broken out of:
2862 (get_attr_min_length): New function.
2863 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
2864 (duplicate_computed_gotos): Likewise.
2865 * genattr.c (insn_min_length): Generate declaration.
2866 * genattrtab.c (min_fn, min_attr_value): New functions.
2867 (make_length_attrs): Generate insn_min_length.
2869 2005-09-20 Steve Ellcey <sje@cup.hp.com>
2871 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
2873 2005-09-20 Richard Henderson <rth@redhat.com>
2875 PR tree-optimization/24059
2876 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
2879 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
2881 * c.opt (fextended-identifiers): New.
2882 * c-opts.c (c_common_handle_option): Handle
2883 -fextended-identifiers.
2884 * doc/cpp.texi: Update documentation of extended identifiers.
2885 * doc/cppopts.texi (-fextended-identifiers): Document.
2887 2005-09-20 Jakub Jelinek <jakub@redhat.com>
2889 PR tree-optimization/23929
2890 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
2893 PR tree-optimization/23818
2894 * tree-stdarg.c (execute_optimize_stdarg): Call
2895 calculate_dominance_info.
2897 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
2899 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
2900 (analyze_siv_subscript_cst_affine): Add weak SIV test.
2901 (compute_overlap_steps_for_affine_1_2): Use
2902 get_number_of_iters_for_loop.
2903 (analyze_subscript_affine_affine): Check whether difference is
2905 Use get_number_of_iters_for_loop.
2906 Check whether overlap occurs outside of bounds.
2907 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
2909 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
2911 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
2912 base register if possible.
2914 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
2916 PR tree-optimization/18463
2917 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
2918 converting it directly is not possible.
2919 (chrec_convert_aggressive): New function.
2920 * tree-chrec.h (chrec_convert_aggressive): Declare.
2921 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
2922 Fold chrec conversions aggressively if asked to.
2923 (instantiate_parameters): Modified because of changes in
2924 instantiate_parameters_1.
2926 2005-09-19 Richard Henderson <rth@redhat.com>
2928 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
2929 (reduc_splus_v2df): New.
2931 2005-09-19 Richard Sandiford <richard@codesourcery.com>
2933 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
2934 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
2936 2005-09-19 Richard Henderson <rth@redhat.com>
2938 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
2941 2005-09-19 Richard Henderson <rth@redhat.com>
2943 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
2944 (ia64_expand_dot_prod_v8qi): New.
2945 * config/ia64/ia64-protos.h: Update.
2946 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
2947 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
2948 sdot_prodv8qi, sdot_prodv4hi): New.
2949 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
2951 2005-09-19 Richard Henderson <rth@redhat.com>
2954 * real.c (exact_real_truncate): Return false if the format cannot
2955 represent the number as a normal.
2957 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
2958 for a memory source.
2960 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
2962 * tree-ssa-operands.c (swap_tree_operands): Export.
2963 * tree.h (swap_tree_operands): Declare.
2964 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
2965 Call swap_tree_operands.
2967 2005-09-19 Richard Henderson <rth@redhat.com>
2969 * tree-flow.h (merge_alias_info): Declare.
2970 * tree-ssa-copy.c (merge_alias_info): Export.
2971 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
2972 (vect_create_data_ref_ptr): Use create_iv directly.
2973 (vectorizable_load): Use correct types for integer constants.
2974 (vect_generate_tmps_on_preheader): Likewise.
2975 (vect_gen_niters_for_prolog_loop): Likewise.
2977 2005-09-19 Steven Bosscher <stevenb@suse.de>
2979 PR rtl-optimization/23943
2980 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
2982 2005-09-18 Jan Hubicka <jh@suse.cz>
2984 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
2986 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
2988 * varasm.c (output_constant): Do not abort on conversions to union
2989 types between different sizes.
2991 2005-09-18 Richard Guenther <rguenther@suse.de>
2994 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
2997 2005-09-18 Paul Brook <paul@codesourcery.com>
2999 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
3001 2005-09-17 Richard Henderson <rth@redhat.com>
3003 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
3004 * tree-ssa-loop.c (pass_vect_dce): Remove.
3005 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
3008 2005-09-17 Richard Henderson <rth@redhat.com>
3010 * tree-pass.h (pass_vect_dce): Declare.
3011 * passes.c (init_optimization_passes): Add it.
3012 * tree-flow.h (tree_ssa_dce): Declare.
3013 * tree-ssa-dce.c (tree_ssa_dce): Export.
3014 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
3015 (gate_tree_vectorize): ... here.
3016 (pass_vect_dce): New.
3018 2005-09-17 Jan Hubicka <jh@suse.cz>
3020 * except.c (struct eh_status): Turn region_array into vec.
3021 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
3022 convert_from_eh_region_ranges, find_exception_handler_labels,
3023 current_function_has_exception_handlers, assign_filter_values,
3024 build_post_landing_pads, dw2_build_landing_pads,
3025 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
3026 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
3027 foreach_reachable_handler, can_throw_internal_1,
3028 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
3030 (duplicate_eh_region_1): Update region_array.
3031 (duplicate_eh_regions): Resize region_array and avoid recomputing.
3033 2005-09-17 David Edelsohn <edelsohn@gnu.org>
3036 * expmed.c (expand_mult): Substitute simple register for op0 when
3039 2005-09-17 Richard Henderson <rth@redhat.com>
3041 * expr.c (emit_move_via_integer): Add force argument, pass it on
3042 to emit_move_change_mode. Update callers.
3043 (emit_move_complex): Pass true to new force argument.
3044 * function.c (expand_function_end): Move expand_eh_return call
3045 earlier. Merge sub-word complex values into a pseudo before
3046 copying to the return hard register.
3048 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
3050 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
3051 between different sizes.
3053 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
3057 * passes.c (init_optimization_passes): Register dump files for
3060 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
3062 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
3063 * config/s390/s390.c (s390_overlap_p): New function.
3064 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
3065 peephole2, "*xc" peephole2): Added overlap check to the peephole2
3068 2005-09-16 Richard Guenther <rguenther@suse.de>
3070 * ipa-pure-const.c (static_execute): Free auxiliar information.
3071 * ipa-type-escape.c (discover_unique_type): Free temporary key.
3072 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
3074 2005-09-15 DJ Delorie <dj@redhat.com>
3076 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
3078 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
3080 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
3082 (swap_commutative_operands_with_target): New.
3084 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
3086 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
3089 (estimate_iters_using_array): New function.
3090 * tree-data-ref.h (estimate_iters_using_array): Prototype
3091 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
3092 Use estimate_iters_using_array instead of analyze_array.
3094 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
3096 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
3099 2005-09-15 Michael Matz <matz@suse.de>
3101 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
3103 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
3105 PR tree-optimization/23835
3106 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
3107 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
3109 2005-09-14 Richard Henderson <rth@redhat.com>
3111 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
3112 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
3114 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
3116 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
3117 in the ARRAY_TYPE case.
3119 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
3121 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
3123 2005-09-14 Uros Bizjak <uros@kss-loka.si>
3126 * tree-vect-transform.c (vectorizable_operation): Return false for
3127 scalar shift operations and for vector shift operations with
3128 non-invariant shift arguments. Use scalar tree operand op1 as
3129 a shift operand when vector shift insn pattern uses scalar shift
3131 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
3133 2005-09-14 Olivier Hainque <hainque@adacore.com>
3135 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
3136 value if it has side-effects.
3138 2005-09-14 David Edelsohn <edelsohn@gnu.org>
3141 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
3143 2005-09-14 Alan Modra <amodra@bigpond.net.au>
3145 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
3146 passed as NAME as if it were label at start of function code.
3148 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
3150 * config/sh/sh.md (*movv4sf_i): Add general register cases to
3153 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
3155 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
3156 as early clobber. Rewrite so the PIC register is not implicitly used.
3158 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3160 * tree.c (annotate_with_file_line): Compare line numbers before
3163 2005-09-13 Uros Bizjak <uros@kss-loka.si>
3166 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
3167 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
3169 2005-09-13 Ian Lance Taylor <ian@airs.com>
3171 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
3172 than a HOST_WIDEST_INT to gen_doloop_begin.
3174 2005-09-13 Diego Novillo <dnovillo@redhat.com>
3176 * tree-dfa.c (dump_variable): Guard against NULL annotations.
3178 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
3180 PR tree-optimize/23817
3181 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
3183 2005-09-13 Alan Modra <amodra@bigpond.net.au>
3186 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
3187 word before changing the stack pointer. Use gen_frame_mem for MEMs.
3188 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
3189 (restore_stack_nonlocal): Likewise.
3190 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
3192 2005-09-12 Ian Lance Taylor <ian@airs.com>
3195 * c.opt (ffriend-injection): New C++ option.
3196 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
3197 (C++ Dialect Options): Document -ffriend-injection.
3199 2005-09-12 Josh Conner <jconner@apple.com>
3202 * ipa-reference.c (static_execute): Don't mark variables in
3203 named sections TREE_READONLY.
3205 2005-09-12 Alan Modra <amodra@bigpond.net.au>
3207 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
3210 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
3212 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
3213 V_MUST_DEF instead of just the first_use_p.
3214 Don't mark the virtual variables for renaming on the statement which
3216 (pass_dse): Remove TODO_update_ssa.
3218 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
3221 * stor-layout.c (compute_record_mode): For records with a single
3222 field, actually check the field's mode size against the type size.
3224 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
3225 registers for TARGET_SHMEDIA.
3226 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
3227 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
3228 of GENERAL_REGS and FP_REGS.
3230 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
3232 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
3234 2005-09-12 Alan Modra <amodra@bigpond.net.au>
3236 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
3237 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
3238 are omitted. Exclude stack_tie insn too.
3240 2005-09-11 David Edelsohn <edelsohn@gnu.org>
3242 PR rtl-optimization/23098
3243 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
3245 * config/rs6000/rs6000.md (movdf splitter): Use
3246 const_double_operand predicate for TARGET_POWERPC64.
3247 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
3248 SYMBOL_REF method to ABI_V4.
3250 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
3251 replace_equiv_address.
3252 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
3253 rs6000_sr_alias_set and MEM_NOTRAP.
3254 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
3256 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
3258 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
3259 handle CALL_EXPR again.
3261 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
3263 * arm/predicates.md (alignable_memory_operand): Delete.
3265 2005-09-10 Richard Henderson <rth@redhat.com>
3268 * dbxout.c (dbxout_expand_expr): New.
3269 (dbxout_symbol): Use it.
3271 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
3273 * arm.c (arm_gen_rotated_half_load): Delete.
3274 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
3275 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
3276 (thumb_set_return_address): Likewise.
3277 (thumb_load_double_from_address): Use adjust_address.
3278 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
3279 (extendhsisi2_mem, movhi_bytes): Use change_address.
3280 (movhi): Use widen_memory_access.
3281 (reload_out_df): Use replace_equiv_address.
3282 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
3284 2005-09-09 Richard Henderson <rth@redhat.com>
3287 * dbxout.c: Include expr.h.
3288 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
3289 (dbxout_symbol): Handle DECL_VALUE_EXPR.
3290 * Makefile.in (dbxout.o): Add EXPR_H.
3292 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
3294 PR tree-optimization/23509
3295 * tree-cfg.c (replace_uses_by): Use replace_exp.
3296 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
3297 pointers have name_mem_tag or type_mem_tag set.
3299 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
3301 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
3302 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
3303 of wrongly accessing operands.
3305 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
3307 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
3308 * tree-chrec.c: Include tree-scalar-evolution.h.
3309 (chrec_convert): Instantiate the base and step before calling
3310 scev_probably_wraps_p that would fail on parametric evolutions.
3311 Collect all the fails into a single section failed_to_convert,
3312 print a diagnostic, and return chrec_dont_know instead of calling
3314 * tree-scalar-evolution.c (loop_closed_phi_def): New.
3315 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
3317 (scev_const_prop): Don't replace the definition of a loop closed ssa
3318 phi node by itself, or by another loop closed ssa phi node.
3319 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
3320 that base and step are defined.
3322 2005-09-09 Richard Guenther <rguenther@suse.de>
3325 * fold-const.c (fold_ternary): Check truth_value_p before
3326 calling invert_truthvalue.
3328 2005-09-09 Nick Clifton <nickc@redhat.com>
3330 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
3331 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
3332 dimension of these arrays.
3333 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
3335 * longlong.h: Only provide a prototype for the __clz_tab[] array
3336 if this header has not been included from libgcc2.h.
3337 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
3339 Provide prototypes for exported functions.
3340 Use the __clz_tab[] and __popcount_tab[] arrays provided by
3343 2005-09-08 Josh Conner <jconner@apple.com>
3347 * expr.c (expand_expr_addr_expr_1): Don't invoke
3348 expand_simple_binop for EXPAND_INITIALIZER.
3350 2005-09-08 Richard Henderson <rth@redhat.com>
3353 * toplev.c (wrapup_global_declaration_1): Split out ...
3354 (wrapup_global_declaration_2): ... from ...
3355 (wrapup_global_declarations): ... here. Return bool.
3356 (check_global_declaration_1): Split out ...
3357 (check_global_declarations): from here.
3358 (emit_debug_global_declarations): New.
3359 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
3360 check_global_declaration_1, emit_debug_global_declarations): Declare.
3361 * c-decl.c (c_write_global_declarations_1): Don't create a vector
3362 of decls. Call wrapup_global_declaration_1,
3363 wrapup_global_declaration_2, check_global_declaration_1 directly.
3364 (c_write_global_declarations_2): New.
3366 (c_write_global_declarations): Call c_write_global_declarations_2.
3367 * langhooks.c (write_global_declarations): Call
3368 emit_debug_global_declarations.
3370 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
3371 remove decls that have DECL_RTL_SET_P.
3372 * passes.c (rest_of_decl_compilation): Invoke
3373 cgraph_varpool_finalize_decl for all but functions.
3375 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
3377 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
3378 the result of a conversion if the new min and max cannot be compared.
3380 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
3382 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
3383 (override_options): Setting s390_sr_alias_set removed.
3384 (save_fpr, save_gprs): Set alias set to vararg or frame.
3385 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
3386 s390_sr_alias_set with get_frame_alias_set ().
3387 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
3388 get_varargs_alias_set ().
3390 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
3394 * c-parser.c (c_parser_objc_method_definition): If the next
3395 token is not "{", error out and don't start the function.
3397 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
3399 * tree-vrp.c (extract_range_from_expr): Move the check for non
3400 nullness after the check for gimple invariant.
3402 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3404 * tree.c (host_integerp, tree_low_cst): Correct function comment.
3406 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
3409 * config/m32r.md (movmemsi_internal): Canonicalize order of
3410 operands in PLUS component of template.
3412 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
3414 * reload1.c (fixup_eh_region_note): Remove assertion.
3415 (fixup_abnormal_edges): Reverted removal of call to
3416 find_many_sub_basic_blocks made on 2005-08-31.
3418 2005-09-07 Richard Henderson <rth@redhat.com>
3420 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
3421 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
3422 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
3423 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
3424 rearrange for better packing.
3425 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
3426 (lookup_cfa_1): Remove inline marker.
3427 (cfa_equal_p): Split out of ...
3428 (def_cfa_1): ... here. Use INVALID_REGNUM.
3429 (build_cfa_loc): Handle !cfa->indirect.
3430 (frame_pointer_cfa_offset): New.
3431 (dbx_reg_number): Assert register elimination performed; do
3432 leaf register remapping.
3433 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
3434 (eliminate_reg_to_offset): New.
3435 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
3436 for verifiably local stack frame addresses; re-base to CFA.
3437 (mem_loc_descriptor): Remove can_use_fbreg argument.
3438 (concat_loc_descriptor, loc_descriptor): Likewise.
3439 (containing_function_has_frame_base): Remove.
3440 (rtl_for_decl_location): Don't do register elimination or
3441 leaf register remapping here.
3442 (secname_for_decl): Split out from ..
3443 (add_location_or_const_value_attribute): ... here.
3444 (convert_cfa_to_loc_list): New.
3445 (compute_frame_pointer_to_cfa_displacement): New.
3446 (gen_subprogram_die): Use them.
3447 * tree.h (frame_base_decl): Remove.
3448 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
3449 (prologue_stack_adjust): Remove.
3450 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
3451 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
3452 (set_frame_base_location): Remove.
3453 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
3454 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
3455 (vt_add_function_parameters): Don't eliminate_regs.
3456 (vt_initialize): Don't create frame_base_decl.
3458 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
3460 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
3461 version of GNU binutils for 4.x and later.
3463 2005-09-06 Mark Mitchell <mark@codesourcery.com>
3465 * ggc-page.c (ggc_push_context): Remove.
3466 (ggc_pop_context): Likewise.
3467 * ggc.h (ggc_push_context): Remove.
3468 (ggc_pop_context): Likewise.
3470 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
3473 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
3474 returning from an interrupt handler.
3476 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
3479 * config/arc/arc.c (output_shift): Add check for loop count when
3482 2005-09-06 Steven Bosscher <stevenb@suse.de>
3484 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
3486 (abs_replacement): Likewise.
3487 (pass_phiopt): Remove TODO_update_ssa.
3489 2005-09-06 Jakub Jelinek <jakub@redhat.com>
3492 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
3493 if "return with no value, in function returning non-void" warning
3495 * tree-cfg.c (execute_warn_function_return): Don't look at
3496 RETURN_EXPRs with TREE_NO_WARNING set.
3499 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
3500 for internal functions doesn't use registers used by global registers
3501 variables. Use fewer register parameters if there are global register
3504 2005-09-06 Olivier Hainque <hainque@adacore.com>
3505 Eric Botcazou <ebotcazou@adacore.com>
3508 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
3509 when we would be extracting outside its bit span (bitpos+bitsize
3510 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
3511 Ada unchecked conversions.
3513 2005-09-06 Steven Bosscher <stevenb@suse.de>
3515 * tree-ssa-pre.c (try_look_through_load): New function.
3516 (compute_avail): Use it to try to look through loads for some
3517 more useful expressions.
3519 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
3521 * simplify-rtx.c (simplify_binary_operation_1): Correct the
3522 condition for detecting cases like (a&a) and (a^a).
3524 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
3526 * common.opt: Add option ftree-vect-loop-version.
3527 * params.def: Add --param vect-max-version-checks.
3528 * doc/invoke.texi: Document ftree-vect-loop-version and
3529 --param vect-max-version-checks.
3530 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
3531 may_misalign_stmts and defines for accessors.
3532 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
3533 LOOP_VINFO_MAY_MISALIGN_STMTS.
3534 (destroy_loop_vec_info): VEC_free for
3535 LOOP_VINFO_MAY_MISALIGN_STMTS.
3536 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
3537 Update documentation.
3538 (vect_update_misalignment_for_peel): New.
3539 (vect_enhance_data_refs_alignment): Update to choose loop
3540 peeling or loop versioning if appropriate for the (potentially)
3541 unaligned data references in the loop.
3542 (vect_analyze_data_refs_alignment): Remove call to
3543 vect_enhance_data_refs_alignment so the checks can be done
3545 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
3546 and move up call to vect_analyze_data_refs_alignment.
3547 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
3548 (vect_transform_loop): Add call to loop_version.
3550 2005-09-06 Jakub Jelinek <jakub@redhat.com>
3552 PR rtl-optimization/23098
3553 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
3554 * simplify-rtx.c (constant_pool_reference_p): New function.
3555 * rtl.h (constant_pool_reference_p): New prototype.
3556 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
3557 constant_pool_reference_p in condition and
3558 avoid_constant_pool_reference in preparation statements.
3560 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
3562 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
3563 STRICT_LOW_PART SETs.
3565 2005-09-06 Alan Modra <amodra@bigpond.net.au>
3568 * except.c (sjlj_emit_function_enter): Find the function begin
3569 note even when it's not in first basic block.
3571 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
3573 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
3574 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
3575 * aclocal.m4: Regenerate.
3577 2005-09-05 DJ Delorie <dj@redhat.com>
3579 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
3582 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
3584 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
3585 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
3586 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
3587 Follow spelling conventions.
3588 * doc/invoke.texi: Follow spelling conventions.
3590 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
3592 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
3593 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
3594 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
3596 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
3599 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
3600 (output_stack_adjust): Use gen_tmp_stack_mem.
3601 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
3602 (sh_set_return_address, sh_allocate_initial_value): Likewise.
3603 (sh_get_pr_initial_val): Likewise.
3604 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
3605 (sh_initialize_trampoline): Likewise. Also use adjust_address.
3606 * sh.md (divsi_inv_m0): Use gen_const_mem.
3607 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
3608 (movdf_i4+1): Use gen_tmp_stack_mem.
3609 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
3610 (fpu_switch+2): Likewise.
3611 (movv4sf_i, movv16sf_i): Use adjust_address.
3612 (symGOT_load): Set MEM_NOTRAP_P bit.
3614 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3617 * pa.c (emit_move_sequence): Fix typo in last change.
3619 2005-09-03 Jakub Jelinek <jakub@redhat.com>
3621 PR rtl-optimization/23454
3622 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
3625 2005-09-03 Richard Henderson <rth@redhat.com>
3626 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3629 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
3632 2005-09-02 Nicolas Pitre <nico@cam.org>
3634 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
3635 to bit_count to 32 bits.
3637 2005-08-31 Mark Mitchell <mark@codesourcery.com>
3640 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
3641 generating synthetic loads from volatile lvalues.
3643 005-09-02 Nick Clifton <nickc@redhat.com>
3645 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
3646 __ctzhi2, __clzhi2): New functions.
3648 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
3651 * tree-nested.c (struct var_map_elt): Mark with GTY.
3652 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
3654 (lookup_field_for_decl): Allocate new element in GC memory.
3655 (lookup_tramp_for_decl): Likewise.
3656 (convert_nl_goto_reference): Likewise
3657 (create_nesting_tree): Allocate info in GC memory. Likewise for
3659 (free_nesting_tree): Free with ggc_free instead of free.
3660 (root): New static variable.
3661 (lower_nested_functions): Remove root as local variable. And zero out
3662 root at the end of the function.
3664 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
3666 PR rtl-optimization/20365
3667 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
3668 to short. New member ix.
3669 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
3670 (simplify_plus_minus): Initialize ix members before calling qsort.
3672 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
3674 PR tree-optimization/23626
3675 * tree-cfg.c (replace_uses_by): Clean up eh info.
3677 2005-09-01 DJ Delorie <dj@redhat.com>
3679 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
3682 2005-09-01 David Edelsohn <edelsohn@gnu.org>
3684 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
3685 (rs6000_split_multireg_move): Use replace_equiv_address instead of
3688 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
3690 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
3691 do not issue warning for a variable definition following
3694 2005-09-01 Richard Henderson <rth@redhat.com>
3697 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
3698 conversion to CONST_VECTOR.
3700 2005-09-01 Richard Henderson <rth@redhat.com>
3703 * reload1.c (reload_as_needed): Check !CALL_P before calling
3704 fixup_eh_region_note.
3705 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
3707 2005-09-01 DJ Delorie <dj@redhat.com>
3709 * varasm.c (output_constant): Let the target resolve
3710 conversions of addresses to non-default pointer sizes.
3712 2005-09-01 Nicolas Pitre <nico@cam.org>
3714 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
3715 to alow matching ARM pre-indexed addressing mode.
3716 (arm_override_options): Remove now irrelevant comment.
3718 2005-09-01 Phil Edwards <phil@codesourcery.com>
3720 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
3721 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
3722 * config/i386/vxworks.h: Likewise.
3723 * config/i386/t-vxworksae: New file, for VxWorks AE.
3724 * config/i386/vxworksae.h: Likewise.
3726 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
3728 PR tree-optimization/23410
3729 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
3730 sequence is not wrapping during the first step.
3732 2005-09-01 Jakub Jelinek <jakub@redhat.com>
3735 * dwarf2out.c (base_type_die): Compare char_type_node with
3736 TYPE_MAIN_VARIANT (type), not type.
3738 2005-09-01 Richard Guenther <rguenther@suse.de>
3740 PR tree-optimization/15366
3741 * common.opt: Add -finline-functions-called-once.
3742 Put -fearly-inlining in alphabetically ordered place.
3743 * doc/invoke.texi: Document new option.
3744 * ipa-inline.c (cgraph_decide_inlining): Honour
3745 flag_inline_functions_called_once.
3747 2005-09-01 Jakub Jelinek <jakub@redhat.com>
3749 PR rtl-optimization/23478
3750 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
3751 (alloc_qty): Initialize it.
3752 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
3753 (combine_regs): Combine also n_throwing_calls_crossed fields.
3754 (find_free_reg): Don't attempt to caller-save pseudos crossing
3755 calls that might throw.
3756 * global.c (struct allocno): Add throwing_calls_crossed field.
3757 (global_alloc): Revert 2005-08-22 change. Initialize
3758 throwing_calls_crossed.
3759 (find_reg): Don't attempt to caller-save pseudos crossing calls that
3762 2005-09-01 Alan Modra <amodra@bigpond.net.au>
3765 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
3766 (mask64_operand): Reinstate code prior to 2005-06-11 change.
3767 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
3768 (and64_2_operand): Tweak to use predicate.
3769 (and_operand): Adjust for mask_operand changes.
3770 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
3771 (print_operand): Likewise.
3772 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
3773 (mask64_1or2_operand): Delete.
3774 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
3775 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
3776 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
3777 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
3778 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
3779 (rotldi3_internal4): Likewise.
3780 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
3781 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
3782 (ashldi3_internal7): Likewise.
3783 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
3784 (ashldi3_internal, ashldi3_internal9 split): Likewise.
3785 (anddi3 split): Don't match mask64_operand.
3786 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
3787 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
3788 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
3789 't' splitter predicate.
3790 (movdi_internal64 + 2): Revert 2005-06-11 change.
3792 2005-08-31 DJ Delorie <dj@redhat.com>
3794 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
3795 (m32c_asm_integer): Add support for 32 bit pointers.
3797 2005-08-31 Richard Henderson <rth@redhat.com>
3799 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
3800 component-like references for setting MEM_NOTRAP_P.
3802 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
3803 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
3805 2005-08-31 Richard Henderson <rth@redhat.com>
3807 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
3808 into a pseudo before applying gen_lowpart.
3810 2005-08-31 Geoffrey Keating <geoffk@apple.com>
3812 * doc/install.texi (Specific): Update cctools version required
3813 for full functionality.
3814 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
3815 linkers as -macosx_version_min.
3817 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
3820 * sh.c (print_operand, %R and %S): Add handling of floating point
3821 registers, memory, constants and invalid operands.
3823 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
3825 * ipa-pure-const.c: Change dump name.
3827 2005-08-31 Uros Bizjak <uros@kss-loka.si>
3830 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
3831 to "reg_or_0_operand".
3832 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
3834 2005-08-31 Dale Johannesen <dalej@apple.com>
3836 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
3837 loops that count down.
3839 2005-08-31 Richard Henderson <rth@redhat.com>
3842 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
3843 (fixup_eh_region_note): New.
3844 (reload_as_needed): Call it.
3845 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
3846 don't call find_many_sub_basic_blocks; call verify_flow_info.
3847 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
3848 (keep_stack_depressed): Likewise.
3849 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
3851 2005-08-31 Richard Henderson <rth@redhat.com>
3853 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
3856 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
3858 * expr.c (expand_expr_real_1): Compare size of address
3859 mode to target's address mode size in deciding expansion of
3860 the constant address.
3862 2005-08-31 Richard Guenther <rguenther@suse.de>
3865 * expr.c (all_zeros_p): New function.
3866 (expand_expr_real_1): Handle the case of an all-zero
3867 non-addressable constructor separately.
3869 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
3871 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
3872 arguments, adjust all callers.
3873 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
3875 2005-08-30 Richard Henderson <rth@redhat.com>
3878 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
3879 whenever the mode sizes match.
3881 2005-08-31 Alan Modra <amodra@bigpond.net.au>
3883 * calls.c (load_register_parameters): Fix comment typo.
3884 * expr.c (emit_push_insn): Comment formatting.
3886 2005-08-30 Ian Lance Taylor <ian@airs.com>
3888 * config/i386/x-cygwin (host-cygwin): Change dependency from
3889 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
3891 2005-08-29 Geoffrey Keating <geoffk@apple.com>
3893 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
3896 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
3899 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
3900 call to ggc_collect.
3902 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
3905 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
3906 beginning. Remove $(INCLUDES) from all the rules, if following
3907 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
3909 2005-08-29 Jakub Jelinek <jakub@redhat.com>
3912 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
3913 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
3914 not constant, but maxlen is, don't set len to maxlen, rather
3915 set maxlen to len if len is a constant.
3917 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
3919 PR tree-optimization/23475
3920 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
3923 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
3925 Fix PR middle-end/22455
3927 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
3928 Checksum only the parts of the tree that exist for the tree code.
3930 2005-08-28 Dale Johannesen <dalej@apple.com>
3932 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
3934 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
3936 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
3938 2005-08-28 Richard Henderson <rth@redhat.com>
3940 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
3941 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
3944 2005-08-28 Jakub Jelinek <jakub@redhat.com>
3947 * builtins.c (get_memory_rtx): Don't strip nops
3948 in between COMPONENT_REFs.
3950 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
3953 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
3955 (gimplify_modify_expr): Check for zero sized types and gimplify the
3956 rhs and lhs as statements.
3958 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
3961 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
3962 state for return address column of signal frames.
3964 2005-08-27 David Edelsohn <edelsohn@gnu.org>
3967 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
3968 bytes >= 2 not bytes == 2.
3969 (expand_block_move): Same.
3971 2005-08-27 Richard Guenther <rguenther@suse.de>
3974 * config/i386/sse.md (sse2_movsd): Add missing closing
3977 2005-08-27 Paul Brook <paul@codesourcery.com>
3979 * genrecog.c (enum decision_type): Add DT_num_insns.
3980 (struct decision_test): Add u.num_insns.
3981 (add_to_sequence): Add DT_num_insns test.
3982 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
3983 (write_cond, debug_decision_2): Ditto.
3984 (change_state): Assume peep2_next_insn never fails.
3985 Remove "afterward" argument.
3986 (write afterward, write_tree): Update to match.
3987 * recog.c (peep2_current_count): New variable.
3988 (peep2_next_insn): Check it.
3989 (peephole2_optimize): Set peep2_current_count.
3990 * recog.h (peep2_current_count): Declare.
3992 2005-08-26 Josh Conner <jconner@apple.com>
3995 * ipa-pure-const.c (check_tree): Check for volatile-ness
3996 when considering a dereference.
3998 2005-08-27 Jakub Jelinek <jakub@redhat.com>
4000 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
4002 2005-08-26 Jakub Jelinek <jakub@redhat.com>
4004 PR rtl-optimization/23561
4005 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
4006 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
4007 at most LEN bytes long memory fits into the field.
4008 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
4009 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
4010 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
4012 2005-08-26 Richard Henderson <rth@redhat.com>
4015 * loop.c (biased_biv_may_wrap_p): New.
4016 (maybe_eliminate_biv_1): Use it to suppress non-equality
4017 comparison transformations. Delete disabled code.
4019 2005-08-26 Ian Lance Taylor <ian@airs.com>
4021 * combine.c (make_extraction): Avoid reference outside object.
4023 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
4025 * stor-layout.c (finalize_type_size): Restore behaviour for
4026 non-aggregate types to the status quo ante of the patch for
4027 pr 23467. Document why it matters.
4029 2005-08-26 Jakub Jelinek <jakub@redhat.com>
4032 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
4033 array by one element, initialize the BT_LAST element with NULL.
4035 2005-08-26 David Edelsohn <edelsohn@gnu.org>
4037 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
4038 optimizing for size.
4040 (compare_plus_eqsi): Same.
4041 (plus_eqsi_compare): Same.
4042 (neg_eq0<mode>): Same.
4043 (neg_eq<mode>): Same.
4045 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
4048 2005-08-26 Nick Clifton <nickc@redhat.com>
4050 * config/v850/v850.c (ep_memory_operand): Return FALSE if
4051 TARGET_EP is not defined.
4052 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
4053 TARGET_EP is enabled.
4054 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
4055 * config/v850/v850.md (save_all_interrupt): Only use the EP
4056 register if TARGET_EP is defined.
4057 (restore_all_interrupt): Likewise.
4058 * config/v850/lib1funcs.asm: Update functions so that the EP
4059 register is only used if __EP__ is defined.
4061 2005-08-26 David Ung <davidu@mips.com>
4063 * config/mips/mips.c (mips_expand_prologue): Handle case when
4064 generating for MIPS16 and the outgoing argument area is more than
4065 SMALL_OPERAND. Use the frame pointer as temporary to generate the
4068 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
4070 * config/crx/crx.md: Make doloop_end pattern usage controllable
4071 via mloop-nesting=<max-nesting> command line switch. Make sure
4072 the combiner cannot use doloop_end_<mode> in an illegal way.
4073 * config/crx/crx.c: Use regs up to r6 for argument passing.
4074 Refine crx_address_cost (non cst4 displacements are expensive).
4075 * config/crx/crx.opt: Add switch for mloop-nesting=.
4077 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
4079 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
4080 (UNSPEC_MVST): New constant.
4082 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
4084 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
4085 Reject operands containing eliminable registers.
4086 * testsuite/gcc.dg/20050825-1.c: New testcase.
4088 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
4089 Jan Hubicka <jh@suse.cz>
4091 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
4093 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
4095 PR tree-optimization/23546
4096 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
4099 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
4101 * params.def (PARAM_MIN_SPEC_PROB): New.
4102 * sched-rgn.c (MIN_PROBABILITY): Delete.
4103 (compute_trg_info): Convert to PARAM_VALUE.
4104 * doc/invoke.texi (param): Document min-spec-prob.
4106 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
4108 * config/darwin.h: define __PIC__
4109 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
4110 TARGET_OS_CPP_BUILTINS macro.
4112 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
4114 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
4117 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
4119 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
4121 * cfghooks.c (duplicate_block): Added position where to place
4122 new block as argument.
4123 * cfghooks.h (duplicate_block): Declaration changed.
4124 * cfglayout.c (copy_bbs): Add argument after. Pass it to
4126 * cfglayout.h (copy_bbs): Declaration changed.
4127 * cfgloop.h (loop_version): Declaration changed.
4128 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
4129 position to copy_bbs.
4130 (loop_version): Pass position to duplicate_loop_to_header_edge.
4131 Add place_after argument and position new blocks according to
4133 * modulo-sched.c (sms_schedule): Pass place_after argument
4135 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
4136 * tree-cfg.c (split_edge_bb_loc): New function.
4137 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
4138 to determine position of new blocks.
4139 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
4141 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
4142 argument to duplicate_block.
4143 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
4144 Pass position to copy_bbs.
4146 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
4148 * fold-const.c (ptr_difference_const): Use
4149 cst_and_fits_in_hwi instead of host_integerp.
4151 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
4153 * config/darwin.c (gen_pic_offset): New.
4154 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
4157 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
4159 PR tree-optimization/23486
4160 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
4162 2005-08-23 Phil Edwards <phil@codesourcery.com>
4164 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
4165 remove use_collect2.
4166 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
4168 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
4169 configuration files to override the default value.
4171 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
4172 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
4173 * config/vx-common.h: New file, split out from...
4174 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
4175 * config/vxworksae.h: New file, for VxWorks AE.
4176 * config/vxworks.opt: New file.
4177 * config/vxlib.c: Update for VxWorks 6.
4179 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
4180 other MULTILIB_* variables appropriately.
4181 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
4182 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
4183 * config/rs6000/vxworks.h: Update for VxWorks 6.
4184 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
4186 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
4189 * config/darwin.c (machopic_select_section): Remove the hack to
4190 mark "::operator new" and "::operator delete" for coalescing
4191 even though they are not weak.
4193 2005-08-24 Alan Modra <amodra@bigpond.net.au>
4195 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
4196 * configure: Regenerate.
4198 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
4201 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
4203 * convert.c (convert_to_integer, convert_to_vector): Likewise.
4204 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
4207 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
4209 * config/rs6000/predicates.md (equality_operator): New.
4210 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
4211 comparison with a large constant.
4213 2005-08-23 Mark Mitchell <mark@codesourcery.com>
4215 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
4217 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
4219 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
4220 registers is even, and we have a hardware double precision fp,
4222 (sh_gimplify_va_arg_expr): For floating point arguments, consider
4223 size of current argument when checking if argument was passed in
4226 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
4229 * stor-layout.c (finalize_type_size): Dont override
4230 existing alignment with a smaller alignment from the mode.
4232 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
4234 * lambda-code.c (lambda_vector_lexico_pos): Moved...
4235 * lambda.h (lambda_vector_lexico_pos): ... here.
4236 * tree-data-ref.c (build_classic_dist_vector): Return false when
4237 the distance vector is lexicographically negative.
4239 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
4241 PR tree-optimization/23511
4242 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
4243 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
4245 2005-08-23 Jakub Jelinek <jakub@redhat.com>
4247 PR tree-optimization/22043
4248 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
4249 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
4250 If ALLOW_FLEXARR, handle types ending with flexible array member.
4251 Pass false as second argument to recursive count_type_elements calls.
4252 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
4253 argument to count_type_elements call.
4254 * tree-sra.c (decide_block_copy): Likewise.
4255 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
4256 for a constant-sized object, set cleared as well. Pass true as
4257 second argument to count_type_elements call.
4259 2005-08-23 Alan Modra <amodra@bigpond.net.au>
4262 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
4263 from legitimate_small_data_p, and make global. Update use.
4264 Remove forward declaration.
4265 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
4267 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
4269 2005-08-23 David Edelsohn <edelsohn@gnu.org>
4271 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
4272 of scratch intermediates.
4273 (eq<mode>_compare): Same.
4274 (neg_eq0<mode>): New.
4275 (neg_eq<mode>): Convert to define_insn_and_split.
4277 2005-08-23 Alan Modra <amodra@bigpond.net.au>
4280 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
4281 stdarg functions, set/clear the fp marker even when no variable
4283 * config/rs6000/sysv4.opt (mprototype): Describe.
4285 2005-08-22 Jakub Jelinek <jakub@redhat.com>
4287 PR rtl-optimization/23478
4288 * regs.h (reg_info): Add throw_calls_crossed.
4289 (REG_N_THROWING_CALLS_CROSSED): Define.
4290 * flow.c (allocate_reg_life_data): Initialize
4291 REG_N_THROWING_CALLS_CROSSED.
4292 (propagate_one_insn, attempt_auto_inc): Update
4293 REG_N_THROWING_CALLS_CROSSED.
4294 * global.c (global_alloc): Don't allocate pseudos across
4295 calls that may throw.
4297 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
4300 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
4301 value is inbetween the range if we did not find an exact match.
4303 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
4305 * doc/invoke.texi (Option Summary): Add ms1 options.
4306 * doc/extend.texi: Document interrupt handler attribute for ms1.
4307 * doc/md.texi: Document ms1 constraints.
4308 * config.gcc: Add ms1-*-elf.
4309 * config/ms1/ms1.h: New.
4310 * config/ms1/ms1.c: New.
4311 * config/ms1/ms1.md: New.
4312 * config/ms1/ms1-protos.h: New.
4313 * config/ms1/ABI.txt: New.
4314 * config/ms1/crti.asm: New.
4315 * config/ms1/crtn.asm: New.
4316 * config/ms1/lib2extra-funcs.c: New.
4317 * config/ms1/t-ms1: New.
4318 * config/ms1/ms1.opt: New.
4320 2005-08-22 Ira Rosen <irar@il.ibm.com>
4322 * config/rs6000/altivec.md (xorv4sf3): New.
4323 (negv4sf2, neg<mode>2): Likewise.
4325 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
4328 * config/ia64/ia64.md (divsi3): Check divide by zero.
4329 (udivsi3): Likewise.
4331 (udivdi3): Likewise.
4333 2005-08-21 Jakub Jelinek <jakub@redhat.com>
4335 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
4336 up to elem_bitsize bits, not max_bitsize.
4338 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
4340 PR tree-optimization/23433
4341 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
4342 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
4344 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
4346 PR tree-optimization/23434
4347 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
4348 the iteration bound is not an INTEGER_CST.
4350 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
4352 * tree-vect-transform.c (get_initial_def_for_reduction): Set
4353 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
4354 NULL if need_epilog_adjust is false.
4355 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
4356 Case 3 always peels first itration, not just for PLUS case, and no need
4357 to use scalar_initial_def here. Create an epilog adjustment only if
4358 scalar_initial_def is not NULL.
4360 (vectorizable_reduction): Remove assert.
4362 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
4365 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
4366 (__moddi3): Likewise.
4367 (__udivdi3): Likewise.
4368 (__umoddi3): Likewise.
4369 (__divsi3): Likewise.
4370 (__modsi3): Likewise.
4371 (__udivsi3): Likewise.
4372 (__umodsi3): Likewise.
4374 2005-08-20 Jakub Jelinek <jakub@redhat.com>
4376 * tree-pass.h (TDF_GRAPH): Define.
4377 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
4378 * passes.c (finish_optimization_passes): Only call
4379 finish_graph_dump_file if TDF_GRAPH is set.
4380 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
4381 NULL. Set TDF_GRAPH bit.
4382 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
4384 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
4386 * arm.h (arm_stack_offsets): Add locals_base field.
4387 * arm.c (arm_get_frame_offsets): Compute it.
4388 (thumb_compute_initial_elimination offset): Make the Thumb frame
4389 pointer point to the base of the local variables.
4390 (thumb_expand_prologue): Update accordingly.
4391 (thumb_expand_epilogue): Likewise.
4393 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
4394 mode of clobbered scratch to DImode. Handle a case that's known to
4397 2005-08-19 David Edelsohn <edelsohn@gnu.org>
4399 * config/rs6000/rs6000.md (gt0<mode>): Delete.
4400 (gt0<mode>_compare): Delete.
4401 (neg_gt0<mode>): Delete.
4403 2005-08-19 Eric Christopher <echristo@apple.com>
4405 * optabs.h: Change CTI_ to COI_.
4408 2005-08-19 James E Wilson <wilson@specifix.com>
4410 * builtins.c (expand_builtin_return_addr): Set
4411 current_function_accesses_prior_frames when count != 0. Use
4412 frame_pointer_rtx when count == 0.
4413 * function.h (struct function): Add accesses_prior_frames field.
4414 (current_function_accesses_prior_frames): Define.
4415 * reload1.c (init_elim_table): Check
4416 current_function_accesses_prior_frames.
4417 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
4419 2005-08-19 Diego Novillo <dnovillo@redhat.com>
4421 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
4422 indicator. Return true if the flowgraph changed during
4425 2005-08-19 Diego Novillo <dnovillo@redhat.com>
4428 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
4429 conditional expression before testing its value.
4431 2005-08-19 Diego Novillo <dnovillo@redhat.com>
4433 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
4435 2005-08-19 Devang Patel <dpatel@apple.com>
4437 PR tree-optimization/23048
4438 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
4439 third parameter. Check whether latch is dominated by exit
4441 (if_convertible_loop_p): Supply exit block itself to
4442 if_convertible_bb_p.
4444 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
4447 * arm.md (arm_load_pic_register): Change argument to the mask of
4448 saved registers. Call thumb_find_work_register if we need a
4449 scratch register on Thumb.
4450 (arm_expand_prologue): Pass empty register set to
4451 arm_load_pic_register.
4452 (thumb_expand_prologue): Pass live_regs_mask directly to
4453 arm_load_pic_register.
4454 * arm-protos.h (arm_load_pic_register): Update prototype.
4456 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
4458 * sh.c (find_sole_member): New function.
4459 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
4460 if the record's alignment is larger than the size of its only member.
4462 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
4465 * arm.c (thumb_legitimize_reload_address): New function.
4466 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
4467 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
4469 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
4471 * config/crx/crx.c: Implement crx_decompose_address. Reject
4472 symbolic displacements since CRX register relative adressing
4473 mode can't handle unsigned 32-bit values as displacements.
4474 * config/crx/crx.h: Simplify definitions, remove redundant
4475 parenthesis and obsolete macros.
4476 * config/crx/crx.opt: Add new switch for debugging addresses.
4477 * config/crx/crx-protos.h: Add new declarations for above.
4479 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
4482 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
4485 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4487 * collect2.c (dup2): Delete.
4488 * configure.ac: Don't check for dup2.
4490 * config.in, configure: Regenerate.
4492 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
4494 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
4495 record with the type of its only member.
4497 2005-08-18 David Edelsohn <edelsohn@gnu.org>
4499 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
4500 define_insn_and_split.
4501 (plus_ltu<mode>_compare): Same.
4502 (gtu<mode>_compare): Same.
4503 (plus_gtu<mode>_compare): Same.
4505 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
4507 PR tree-optimization/22228
4508 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
4510 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
4511 are recorded in vect_vnames_to_rename for renaming.
4512 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
4513 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
4514 in vect_vnames_to_rename.
4515 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
4516 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
4518 2005-08-18 Jan Hubicka <jh@suse.cz>
4521 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
4522 info only for local statics, not for member variables.
4524 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4526 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
4528 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4530 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
4532 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
4535 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
4537 2005-08-17 James E Wilson <wilson@specifix.com>
4539 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
4542 2005-08-17 David Edelsohn <edelsohn@gnu.org>
4544 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
4545 (leu<mode>_compare): Same.
4546 (plus_leu<mode>): Same.
4547 (neg_leu<mode>): Same.
4548 (and_neg_leu<mode): Same.
4549 (ltu<mode>_compare): Same.
4550 (plus_ltu<mode>): Same.
4552 (geu<mode>_compare): Same.
4553 (plus_geu<mode>): Same.
4554 (neg_geu<mode>): Same.
4555 (and_neg_geu<mode>): Same.
4556 (plus_gt<mode>): Same.
4557 (gtu<mode>_compare): Same.
4558 (plus_gtu<mode>): Same.
4560 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
4562 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
4563 Move call_table_data to end. Delete spurious .text.
4564 (callt_save_all_interrupt): Fix comment typo.
4566 2005-08-17 James E Wilson <wilson@specifix.com>
4567 Kevin Winchester <winchester@amirix.com>
4570 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
4572 2005-08-17 Uros Bizjak <uros@kss-loka.si>
4575 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
4576 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
4578 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
4580 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
4581 record with the type of its only member if the modes don't match.
4583 * varasm.c (decode_reg_name): Skip empty additional register names.
4585 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
4587 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
4588 lsm_tmp_name_length): New.
4589 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
4590 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
4592 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4593 Andreas Krebbel <krebbel1@de.ibm.com>
4595 * config.gcc: Added z9-109 switch.
4596 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
4597 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
4598 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
4599 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
4600 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
4601 for "z9_109" cpu attribute.
4602 * config/s390/s390.c (z9_109_cost): New processor cost structure.
4603 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
4604 (s390_handle_arch_option): Added z9-109 switch.
4605 (override_options): Set respective cost function for z9-109.
4606 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
4607 (legitimate_reload_constant_p): Accept extended immediates.
4608 (print_operand): Three new output modifiers added: k, m and o.
4609 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
4610 (s390_output_mi_thunk): Use extended immediate when possible.
4611 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
4612 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
4613 (CONSTRAINT_LEN): Added length of O constraint.
4614 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
4615 * config/s390/s390.md ("cpu"): New value z9_109 added.
4616 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
4617 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
4618 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
4619 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
4620 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
4621 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
4622 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
4623 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
4624 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
4625 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
4626 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
4627 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
4628 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
4629 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
4630 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
4632 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
4633 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
4634 insns for TARGET_EXTIMM.
4636 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
4638 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
4640 2005-08-17 Nick Clifton <nickc@redhat.com>
4642 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
4643 Call default_encode_section_info.
4645 2005-08-17 Steven Bosscher <stevenb@suse.de>
4647 PR tree-optimization/21574
4648 * tree-ssa-ccp.c (likely_value): If the right hand side is a
4649 constant, return CONSTANT.
4650 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
4651 (ccp_fold, visit_assignment): Likewise.
4652 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
4654 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
4656 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
4657 fold_buildN instead of buildN then fold_initializer or fold.
4658 (build_unary_op): Likewise.
4659 (build_binary_op): Likewise.
4660 * fold-const.c (fold_initializer): Remove.
4661 (fold_build1_initializer): New function.
4662 (fold_build2_initializer): New function.
4663 (fold_build3_initializer): New function.
4664 * tree.h (fold_initializer): Remove.
4665 (fold_build1_initializer): New function.
4666 (fold_build2_initializer): New function.
4667 (fold_build3_initializer): New function.
4669 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
4671 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
4672 (try_move_mult_to_index): Call fold_build2 instead of build2.
4673 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
4674 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
4675 fold_binary_to_constant.
4676 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
4678 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
4679 check if A == gcd (A, B). Remove TYPE argument.
4680 (analyze_offset) Use fold_build2 instead of fold (build.
4681 (create_data_ref): Likewise.
4682 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
4683 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
4686 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
4688 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
4689 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
4691 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
4694 * gimplify.c (zero_sized_type): New function.
4695 (gimplify_modify_expr_rhs): If we have a zero sized type,
4696 replace the statement with an empty statement.
4698 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
4700 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
4703 2005-08-16 Ian Lance Taylor <ian@airs.com>
4705 * doc/tm.texi (Label Output): Correct typo.
4707 2005-08-16 Steven Bosscher <stevenb@suse.de>
4710 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
4711 force_operand will work later on using have_insn_for.
4713 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4715 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
4717 2005-08-16 Ian Lance Taylor <ian@airs.com>
4720 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
4721 vector type, don't try to construct it element by element. Add an
4722 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
4724 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4726 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
4728 2005-08-16 Geoffrey Keating <geoffk@apple.com>
4730 * doc/invoke.texi (Precompiled Headers): Document some more options
4731 which are known to be safe.
4733 2005-08-16 James E Wilson <wilson@specifix.com>
4735 PR tree-optimization/21105
4736 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
4737 TREE_OVERFLOW check.
4739 2005-08-16 David Edelsohn <edelsohn@gnu.org>
4741 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
4742 (neg_ltu<mode>): Same.
4744 (neg_gtu<mode>): Same.
4746 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4748 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
4749 (fold_builtin_isdigit): Use fold_buildN.
4750 (build_function_call_expr): Likewise.
4751 * c-typeck.c (c_finish_loop): Likewise.
4753 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
4754 Richard Shann <rshann@superh.com>
4756 PR middle-end/20396:
4757 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
4759 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
4761 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
4763 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
4766 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
4767 arm_compure_save_reg0_reg12_mask to determine when the PIC register
4770 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4773 * fold-const.c (build_range_check): Disable optimization for function
4774 pointer expressions on targets that require function pointer
4777 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
4779 * simplify-rtx.c (simplify_const_relational_operation): When
4780 extracting arguments of a COMPARE, recompute the mode as well.
4782 2005-08-15 Ian Lance Taylor <ian@airs.com>
4784 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
4786 2005-08-15 DJ Delorie <dj@redhat.com>
4788 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
4790 (movsi_splittable): Allow, but split, moves to the stack.
4791 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
4794 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4796 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
4797 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
4798 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
4800 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
4801 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
4802 Delete HOST_PTR_PRINTF.
4804 * configure, config.in: Regenerate.
4806 2005-08-15 David Edelsohn <edelsohn@gnu.org>
4808 * config/rs6000/rs6000.md (QHSI): New mode macro.
4809 (wd): Extend mode attr for QImode and HImode
4810 (dbits): New mode attr.
4811 (zero_extend<mode>di2): Convert to mode macro.
4813 2005-08-15 Steve Ellcey <sje@cup.hp.com>
4816 * doc/invoke.texi (-mgnu-ld): Update description.
4819 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
4822 * Makefile.in (tree-chrec.o): Depends on real.h.
4823 * tree-chrec.c: Include real.h.
4824 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
4825 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
4826 * tree-scalar-evolution.c (add_to_evolution_1,
4827 interpret_rhs_modify_expr): Ditto.
4829 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
4832 * tree-data-ref.c (estimate_niter_from_size_of_data): When
4833 step is negative compute the estimation from init downwards to zero.
4835 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
4837 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
4839 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
4841 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
4843 (legitimate_reload_constant_p): Fix handling of lliXX operands.
4844 Accept double-word constants that can be split.
4845 * config/s390/s390.md ("movti"): Use 'P' constraint.
4846 ("*movdi_31", "*movdf_31"): Likewise.
4848 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
4850 Fix PR tree-optimization/22615
4852 * tree-ssa-structalias.c (solution_set_add): Handle
4853 first_vi_for_offset returning NULL.
4854 (do_da_constraint): Ditto.
4855 (do_sd_constraint): Ditto.
4856 (do_ds_constraint): Ditto
4857 (find_func_aliases): Ditto.
4858 (build_constraint_graph): RHS is allowed be ANYTHING.
4859 (first_vi_for_offset): Return NULL if we couldn't find anything at
4862 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
4864 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
4865 over memory as first operand.
4867 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
4870 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
4871 available for setting it.
4873 2005-08-14 Ira Rosen <irar@il.ibm.com>
4875 PR tree-optimization/23320
4876 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
4877 data-refs' types instead of base object nullness. Add check for
4878 pointer type data-refs before first location comparison. Remove
4881 2005-08-14 Andreas Schwab <schwab@suse.de>
4883 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
4885 2005-08-13 James E Wilson <wilson@specifix.com>
4887 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
4888 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
4889 -fstack-protector-all, --param ssp-buffer-size): Document.
4890 (-Wvariadic-macros): Alphabetize.
4891 (-fsched-stalled-insns-dep): Add missing 'f'.
4893 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
4896 2005-08-13 David Edelsohn <edelsohn@gnu.org>
4898 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
4899 or indirect address operand.
4900 (EXTRA_ADDRESS_CONSTRAINT): New.
4901 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
4903 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
4905 PR tree-optimization/22236
4906 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
4907 successors and predecessors.
4908 * tree-chrec.c (chrec_convert): Before converting, check that
4909 sequences don't wrap.
4910 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
4911 (analyze_array): Extern.
4912 (find_data_references_in_loop): Remove call to
4913 compute_estimated_nb_iterations.
4914 * tree-data-ref.h (analyze_array): Declared.
4915 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
4916 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
4917 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
4918 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
4920 * tree-ssa-loop-ivcanon.c: Fix documentation.
4921 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
4922 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
4923 (infer_loop_bounds_from_undefined): New.
4924 (estimate_numbers_of_iterations_loop): Use
4925 infer_loop_bounds_from_undefined.
4926 (used_in_pointer_arithmetic_p): New.
4927 (scev_probably_wraps_p): Pass an extra parameter. Call
4928 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
4929 (convert_step): Fix documentation.
4930 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
4931 Use initial_condition_in_loop_num and evolution_part_in_loop_num
4932 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
4933 scev_probably_wraps_p.
4935 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
4937 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
4938 (s390_register_info): Ignore clobbered_regs information for fixed
4939 registers, and only fixed registers.
4940 (s390_init_frame_layout): Remove redundant call.
4942 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
4944 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
4945 description of -Wold-style-casts.
4947 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4948 Jakub Jelinek <jakub@redhat.com>
4950 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
4951 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
4952 * config/s390/s390.c (print_operand): New output modifier 'G' added.
4953 (get_thread_pointer): Renamed to s390_get_thread_pointer.
4954 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
4955 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
4956 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
4957 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
4958 ("stack_protect_set", "stack_protect_test"): New expanders.
4959 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
4960 "stack_protect_testdi"): New insn definitions.
4962 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4964 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
4966 2005-08-12 Paul Brook <paul@codesourcery.com>
4968 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
4970 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4972 * config/s390/predicates.md (setmem_operand): New predicate.
4973 (shift_count_operand): Accept ANDs with special constants as
4975 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
4976 with special constants.
4977 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
4978 shift_count_operand with setmem_operand.
4980 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4982 * config/s390/s390.c (s390_extract_part, s390_single_part):
4984 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
4985 (s390_output_mi_thunk): Don't use lg on 31 bit.
4986 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
4987 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
4989 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4991 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
4992 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
4993 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
4994 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
4995 with one of the new macros.
4997 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4999 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
5000 Don't set save_return_addr_p.
5001 (s390_register_info): Make clobbered_regs not depending on
5004 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
5006 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
5007 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
5009 2005-08-11 James E. Wilson <wilson@specifix.com>
5011 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
5013 2005-08-11 Jakub Jelinek <jakub@redhat.com>
5015 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
5016 locations gathered by var-tracking in single entry loc_list
5017 over loc_descriptor_from_tree.
5019 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
5020 pass it down to loc_descriptor.
5021 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
5022 (containing_function_has_frame_base): Move earlier in the file.
5023 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
5024 instead of always assuming fbreg can't be used.
5026 2005-08-11 David Edelsohn <edelsohn@gnu.org>
5028 * config/rs6000/altivec.md: Change constraint "m" to "Z".
5029 * config/rs6000/predicates.md (indexed_or_indirect_operand):
5030 Accept address wrapped in AND for Altivec.
5031 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
5032 Strip AND wrapping offset address for Altivec.
5034 2005-08-11 Richard Henderson <rth@redhat.com>
5037 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
5038 before using TYPE_IS_SIZETYPE.
5040 2005-08-11 Richard Henderson <rth@redhat.com>
5043 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
5044 insn types not present on ev4.
5045 (alphaev5_insn_pipe): Similarly.
5047 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
5050 * arm.c (arm_override_options): If the user has selected callee-super-
5051 interworking, then enable normal interworking.
5053 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5055 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
5058 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
5060 * doc/rtl.texi: Fix two typos.
5062 2005-08-11 Richard Guenther <rguenther@suse.de>
5065 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
5066 cases where we call to/from functions returning void.
5068 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
5071 * tree.c (build_pointer_type_for_mode): Robustify.
5073 2005-08-10 James E Wilson <wilson@specifix.com>
5075 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
5076 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
5078 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
5081 2005-08-10 Eric Christopher <echristo@apple.com>
5083 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
5084 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
5087 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
5090 * config/darwin.c (machopic_indirect_data_reference): Use a new register
5091 for the high part when generating dynamic-no-pic code.
5093 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
5095 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
5096 (x86_64-*-linux*): Likewise.
5098 * config/i386/crtfastmath.c: New file.
5099 * config/i386/t-crtfm: Likewise.
5101 * config/i386/linux.h (ENDFILE_SPEC): New.
5102 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
5104 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
5107 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
5109 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
5110 (vec_shl, vec_shr): Document new operations.
5111 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
5113 2005-08-10 David Edelsohn <edelsohn@gnu.org>
5115 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
5116 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
5117 change predicate to indexed_or_indirect_address.
5119 2005-08-10 Richard Sandiford <richard@codesourcery.com>
5121 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
5122 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
5123 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
5124 and __aeabi_uwrite8.
5125 * config/arm/unaligned-funcs.c: New file.
5126 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
5128 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
5130 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
5132 * cfglayout.c (pass_insn_locators_initialize): Add dump.
5133 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
5135 * except.c (pass_convert_to_eh_region_ranges): Add dump.
5136 * final.c (pass_shorten_branches): Add dump.
5137 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
5138 (pass_life): Rename dump.
5139 (rest_of_handle_flow2): Remove initial verify_flow_info.
5140 * function.c (pass_instantiate_virtual_regs): Add dump.
5141 * integrate.c (pass_initial_value_sets): Add dump.
5142 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
5143 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
5144 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
5145 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
5146 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
5147 gate_rtl_unrool_and_peel_loops): New.
5148 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
5149 rtl_doloop): Do not look at flags.
5150 * mode-switching.c (pass_mode_switching): Add dump.
5151 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
5152 pass_split_before_regstack): Add dump.
5153 * regmove.c (pass_stack_adjustments): Add dump.
5154 * tree-optimize.c (pass_fixup_cfg): Add dump.
5156 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
5159 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
5160 deciding which instruction sequence to use.
5162 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
5164 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
5165 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
5167 2005-08-09 Richard Guenther <rguenther@suse.de>
5169 * c-common.c (builtin_function_2): Remove.
5170 (def_builtin_1): New function.
5171 (c_common_nodes_and_builtins): Use def_builtin_1 to
5172 build builtin functions.
5174 2005-08-09 Jie Zhang <jie.zhang@analog.com>
5176 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
5177 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
5178 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
5181 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
5183 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
5184 fold_binary instead of fold_build2 since we don't care about the
5186 (loop_niter_by_eval): Likewise.
5187 (compare_trees): Likewise.
5188 (proved_non_wrapping_p): Likewise.
5190 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
5194 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
5195 if the if is really empty.
5197 2005-08-09 Steven Bosscher <stevenb@suse.de>
5199 PR tree-optimization/23234
5200 * tree-ssa-math-opts.c (place_reciprocal): New enum.
5201 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
5202 argument of the new enum.
5203 (execute_cse_reciprocals): Add reciprocals for function arguments
5204 on the unique successor edge of the entry block. Update other calls
5205 to execute_cse_reciprocals_1.
5207 2005-08-08 Richard Henderson <rth@redhat.com>
5210 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
5212 2005-08-08 Bob Wilson <bob.wilson@acm.org>
5214 * expr.c (write_complex_part): Return after handling MEM.
5216 2005-08-08 Josh Conner <jconner@apple.com>
5218 PR rtl-optimization/23241
5219 * combine.c (simplify_comparison): Fix error in determining
5220 whether to lift a subreg from comparison.
5222 2005-08-08 David Edelsohn <edelsohn@gnu.org>
5225 * config/rs6000/altivec.md (vec_init<mode>): New.
5226 (vec_set<mode>): New.
5227 (vec_extract<mode>): New.
5228 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
5229 (rs6000_expand_vector_set): New.
5230 (rs6000_expand_vector_extract): New.
5231 (rs6000_legitimate_offset_address_p): Offset addresses are valid
5232 for Altivec modes before reload.
5233 (altivec_expand_vec_init_builtin): New.
5234 (get_element_number): New.
5235 (altivec_expand_vec_set_builtin): New.
5236 (altivec_expand_vec_ext_builtin): New.
5237 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
5239 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
5241 * config/rs6000/rs6000.h (rs6000_builtins): Add
5242 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
5243 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
5244 * config/rs6000/rs6000-protos.h: Declare new functions.
5246 2005-08-08 Jan Hubicka <jh@suse.cz>
5248 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
5249 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
5250 * i386.md (movdi*): Use pic_32bit_operand.
5251 * predicates.md (pic_32bit_operand): New.
5253 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
5256 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
5258 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
5260 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
5261 (test_for_singularity): Use fold_build2.
5263 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5265 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
5267 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
5269 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
5270 (COMMON_ASM_OP) Define.
5271 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
5272 (ix86_encode_section_info): Likewise.
5273 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
5274 SUBTARGET_ENCODE_SECTION_INFO.
5276 2005-08-06 Richard Henderson <rth@redhat.com>
5279 * tree-nested.c (convert_local_reference): Save and restore val_only
5280 around component_ref and friends. Clear walk_subtrees by default.
5282 2005-08-06 Peter O'Gorman <peter@pogma.com>
5285 * gcc.c (process_command): Check the argument to -b has a dash.
5286 * doc/invoke.texi: Update -b and -V docs.
5288 2005-08-06 James E Wilson <wilson@specifix.com>
5290 * config/mips/cross64.h, config/mips/t-cross64: Delete.
5292 2005-08-06 Michael Matz <matz@suse.de>
5294 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
5295 member only if only one insn is associated with the value.
5297 2005-08-06 Nick Clifton <nickc@redhat.com>
5299 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
5301 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
5302 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
5303 Check symbol flags instead of symbol name mangling.
5304 (xstormy16_asm_output_aligned_common): Likewise. Also
5305 simplify code since the bss100_section cass is the only case
5306 where the below100 code will be triggered.
5307 (xstormy16_encode_section_info): Encode below100 attribute
5308 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
5310 (xstormy16_strip_name_encoding): Delete - this function is no
5312 (TARGET_STRIP_NAME_ENCODING): Undefine.
5313 * config/stormy16/stormy16-protos.h: Delete prototype for
5314 xstormy16_strip_name_encoding.
5316 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
5318 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
5319 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
5320 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
5321 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
5322 config/alpha/predicates.md, config/arc/arc.h,
5323 config/arm/arm.h, config/arm/ieee754-df.S,
5324 config/arm/ieee754-sf.S, config/bfin/bfin.c,
5325 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
5326 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
5327 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
5328 config/m68hc11/m68hc11.h, config/mips/mips.c,
5329 config/mips/mips.h, config/mips/openbsd.h,
5330 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
5331 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
5332 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
5333 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
5334 config/sparc/linux.h, config/sparc/linux64.h,
5335 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
5336 doc/extend.texi, doc/gcov.texi, doc/install.texi,
5337 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
5338 typos. Follow spelling conventions.
5340 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
5343 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
5344 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
5345 specially. Check for side effects only for COND_EXPR.
5346 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
5347 return with TREE_NO_WARNING.
5349 2005-08-06 Richard Sandiford <richard@codesourcery.com>
5351 PR rtl-optimization/23233
5352 * loop.c (combine_movables): Require the modes to be the same.
5353 (move_movables): Remove handling of cases where the replacement
5354 had a different mode to the original.
5356 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
5358 PR tree-optimization/23128
5359 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
5360 subtraction wrap, and set TREE_OVERFLOW if they do.
5362 2005-08-05 Richard Henderson <rth@redhat.com>
5365 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
5366 FORCED_LABEL labels.
5368 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
5371 * reload.c (find_reloads_subreg_address): Pass down TYPE
5372 unchanged. Change all callers except find_reloads_toplev.
5374 2005-08-05 Michael Matz <matz@suse.de>
5376 * genattrtab.c (current_alternative_string): Remove.
5377 (SIMPLIFY_ALTERNATIVE): Ditto.
5378 (attr_alt_bit_p): Ditto.
5379 (alternative_name): Make const char *.
5380 (evaluate_eq_attr): Remove use of above things.
5381 (simplify_test_exp): Ditto.
5382 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
5383 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
5385 2005-08-04 James E Wilson <wilson@specifix.com>
5387 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
5388 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
5389 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
5390 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
5391 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
5393 2005-08-04 Richard Henderson <rth@redhat.com>
5396 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
5397 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
5398 * tree-sra.c (decide_block_copy): Use it. Disable element copy
5399 if we'd have to instantiate too many members.
5401 2005-08-04 Richard Henderson <rth@redhat.com>
5404 * tree-outof-ssa.c (coalesce_asm_operands): New.
5405 (coalesce_ssa_name): Use it. Split out ...
5406 (coalesce_phi_operands, coalesce_result_decls): ... these.
5408 2005-08-04 Paul Brook <paul@codesourcery.com>
5410 * read-rtl.c (read_quoted_string): Break if EOF.
5412 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
5414 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
5415 (fold_build2): Likewise.
5416 (fold_build3): Likewise.
5417 (fold_build1_stat): New function prototype.
5418 (fold_build2_stat): Likewise.
5419 (fold_build3_stat): Likewise.
5420 * fold-const.c (fold_build1): Rename to ..
5421 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
5422 through to build1_stat.
5423 (fold_build2): Rename to ..
5424 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
5425 through to build2_stat.
5426 (fold_build3): Rename to ..
5427 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
5428 through to build3_stat.
5430 2005-08-04 David Edelsohn <edelsohn@gnu.org>
5431 Ian Lance Taylor <ian@airs.com>
5433 * function.c (assign_stack_local_1): Do not correct stack slot
5434 address if allocation size is smaller than mode size.
5436 2005-08-04 Diego Novillo <dnovillo@redhat.com>
5439 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
5440 (tree_merge_blocks): Propagate anything allowed by
5442 Clarify documentation.
5443 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
5444 SSA form, schedule an update if necessary.
5446 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
5448 * doc/install.texi (Binaries): Remove broken link to
5449 Sinix/Reliant Unix binaries.
5451 2005-08-03 Richard Henderson <rth@redhat.com>
5454 * function.c (stack_protect_epilogue): Export.
5455 * tree.h (stack_protect_epilogue): Declare.
5456 * calls.c (expand_call): Call it.
5458 2005-08-03 Eric Christopher <echristo@apple.com>
5460 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
5461 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
5464 2005-08-04 Jan Hubicka <jh@suse.cz>
5466 * profile.c (branch_prob): Split edges with goto locus on them
5467 to get proper line counts.
5468 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
5470 2005-08-03 Paul Brook <paul@codesourcery.com>
5472 * function.c (assign_parms): Round current_function_args_size
5473 to PARM_BOUNDARY, not STACK_BOUNDARY.
5475 2005-08-03 Geoffrey Keating <geoffk@apple.com>
5477 * config/i386/i386.c (x86_elf_aligned_common)
5478 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
5480 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
5482 PR tree-optimization/23157
5483 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
5484 before emitting them.
5486 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5488 PR tree-optimization/19899
5489 * Makefile.in (tree-scalar-evolution.o): Add real.h.
5490 * tree-scalar-evolution.c: Include real.h.
5491 (add_to_evolution): Build constant -1 of correct type.
5493 2005-08-03 Jan Hubicka <jh@suse.cz>
5495 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
5496 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
5497 profile updating for complette unrolling.
5498 * loop-unroll.c (peel_loop_completely): Use it.
5499 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
5500 (tree_unroll_loops_completely): Disable code growing unrolling of cold
5503 2005-08-03 Paul Brook <paul@codesourcery.com>
5505 * combine.c (can_change_dest_mode): New function.
5506 (try_combine, simplify_set): Use it.
5508 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
5510 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
5513 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
5515 * doc/install.texi (Specific): Adjust link to openavr.org.
5516 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
5517 (Binaries): Adjust HP-UX Porting Center link.
5518 (Binaries): Adjust Free Software Foundation ordering link.
5520 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
5522 * convert.c (convert_to_integer): Use fold_build1 instead of
5523 build1 when converting an integer to an integer.
5525 2005-08-02 Richard Henderson <rth@redhat.com>
5527 * combine.c (combine_instructions): Don't use reg_equal/equiv
5528 results if the mode doesn't match.
5530 2005-08-02 Mark Mitchell <mark@codesourcery.com>
5532 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
5533 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
5535 2005-08-02 Richard Henderson <rth@redhat.com>
5538 * explow.c (memory_address): Remove special-case for
5539 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
5541 2005-08-02 Diego Novillo <dnovillo@redhat.com>
5544 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
5545 number of calls to cleanup_tree_cfg_1.
5547 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
5549 * doc/invoke.texi: document file extensions .F90 and .F95
5551 2005-08-02 Richard Guenther <rguenther@suse.de>
5553 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
5554 positive if its first argument is positive.
5556 2005-08-02 Richard Guenther <rguenther@suse.de>
5558 PR tree-optimization/23177
5559 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
5562 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
5564 PR tree-optimization/23129
5565 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
5566 varying for divisions with anti-ranges.
5568 2005-08-02 Jan Hubicka <jh@suse.cz>
5570 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
5571 * tree-ssa-threadupdate.c (thread_block): Add it here.
5573 2005-08-01 James E Wilson <wilson@specifix.com>
5575 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
5576 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
5577 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
5579 * config/mips/predicates.md (const_call_insn_operand): Add check for
5580 SYMBOL_REF_LONG_CALL_P.
5581 * doc/extend.texi (long_call): Document the new attribute.
5583 2005-08-01 Ian Lance Taylor <ian@airs.com>
5584 Richard Henderson <rth@redhat.com>
5586 * Makefile.in (RTL_BASE_H): Add real.h.
5587 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
5589 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
5591 * rtl.c (rtl_check_failed_code_mode): New.
5592 * rtl.h (struct rtx_def): Add u.rv.
5593 (XCMWINT, XCNMPRV): New.
5594 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
5595 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
5597 2005-08-01 Richard Henderson <rth@redhat.com>
5599 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
5600 with auto-inc codes.
5602 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
5604 2005-08-01 Jan Hubicka <jh@suse.cz>
5606 * i386-protos.h (asm_preferred_eh_data_format): Declare.
5607 * i386.c: Include dwarf2.h
5608 (asm_preferred_eh_data_format): New.
5609 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
5611 2005-08-01 Ian Lance Taylor <ian@airs.com>
5613 * config/host-linux.c (linux_gt_pch_get_address): Add new name
5614 randomize_va_space for virtual address randomization control.
5616 2005-08-01 Steven Bosscher <stevenb@suse.de>
5618 * common.opt (flag_ipa_cp): Put in right place to maintain
5621 2005-08-01 Jan Hubicka <jh@suse.cz>
5623 * profile.c (compute_value_histograms): Fix thinko.
5624 * value-prof.c: Include toplev.h
5625 (check_counter): New function.
5626 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
5627 tree_mod_subtract_transform): Add sanity check.
5629 2005-08-01 Richard Guenther <rguenther@suse.de>
5631 PR tree-optimization/23133
5632 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
5633 current functions parameter decls to find defs to cse
5636 2005-08-01 Richard Guenther <rguenther@suse.de>
5638 PR tree-optimization/23109
5639 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
5640 If trapping math is in effect, use post-dominator information
5641 to check if we'd in any case reach a trapping point before
5642 doing the reciprocal insertion.
5643 (execute_cse_reciprocals): Compute post-dominators, if necessary.
5644 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
5645 expressions are invariant only if trapping math is not in effect.
5647 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
5649 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
5650 cgraph_function_versioning): New declarations.
5651 * cgraphunit.c: Add include to ipa-prop.h.
5652 (update_call_expr, cgraph_copy_node_for_versioning,
5653 cgraph_function_versioning): New functions.
5654 * integrate.c (copy_decl_for_inlining): Remove.
5655 * ipa-prop.h (ipa_replace_map): New struct.
5656 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
5657 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
5658 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
5659 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
5660 ipcp_iterate_stage, ipcp_method_scale_print,
5661 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
5662 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
5663 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
5664 ipcp_update_bb_counts, ipcp_update_profiling,
5665 ipcp_update_edges_counts): New functions.
5666 (ipcp_method_cval_init): Remove restriction regarding local methods.
5667 (ipcp_init_stage): Add ipcp_method_compute_scale.
5668 (ipcp_insert_stage): Add versioning.
5669 (ipcp_structures_print): Add ipcp_method_scale_print.
5670 (ipcp_driver): Dump profiling info.
5671 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
5672 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
5673 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
5674 (struct inline_data): Add versioning_p, ipa_info, new fields.
5675 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
5676 declare_return_variable): Replace calls to copy_decl_for_inlining with
5678 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
5680 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
5681 Add argument VERSIONING.
5682 (copy_arguments_for_versioning, copy_static_chain,
5683 function_versionable_p, tree_versionable_function_p,
5684 tree_function_versioning, replace_ref_tree): New functions.
5685 * tree-inline.h: Include varray.h.
5686 (tree_versionable_function_p, tree_function_versioning,
5687 tree copy_decl_for_dup): New declarations.
5689 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
5691 * ipa-cp.c: New file. Contains IPCP specific functionality.
5692 * ipa-prop.h: New file. Contains structures/definitions that can be
5693 used by several interprocedural data flow optimizations (and also IPCP).
5694 * ipa-prop.c: New file.
5695 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
5696 * common.opt: Add ipa-cp flag.
5697 * timevar.def: Add IPCP optimization.
5698 * tree-optimize.c (init_tree_optimization_passes): Schedule
5700 * tree-pass.h (pass_ipa_cp): Declare.
5702 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
5704 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
5705 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
5706 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
5707 config/i386/i386.c, config/mips/mips.h,
5708 config/rs6000/rs6000.h, config/sh/sh.c,
5709 config/stormy16/stormy16.c: Fix comment typos.
5711 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
5714 * c-typeck.c (build_binary_op): Use common_type wrapper on
5716 (common_type): Update comment.
5718 2005-07-31 Steven Bosscher <stevenb@suse.de>
5721 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
5722 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
5723 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
5725 2005-07-31 Jan Hubicka <jh@suse.cz>
5727 * pretty-print.h (pp_widest_integer): New macro.
5728 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
5731 2005-07-31 Jan Hubicka <jh@suse.cz>
5733 * output.h (enum section_category): Export from varasm.c
5734 (categorize_decl_for_section): Likewise.
5735 * varasm.c (enum section_category): Kill.
5736 (categorize_decl_for_section): Make global.
5737 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
5739 * i386.c (ix86_section_threshold): New static variable.
5740 (ix86_in_large_data_p, ix86_encode_section_info,
5741 x86_64_elf_unique_section,
5742 x86_64_elf_select_section): New functions.
5743 (TARGET_ENCODE_SECTION_INFO): Define
5744 (override_options): Enable medium model for PIC.
5745 (ix86_expand_prologue): Expand gen_set_got_rex64.
5746 (legitimate_constant_p): Handle new UNSPECs.
5747 (legitimate_pic_address_disp_p): Likewise.
5748 (legitimize_pic_address): Lower MEDIUM model addressing.
5749 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
5750 (enum cmodel): Add MEDIUM_PIC.
5751 (SYMBOL_REF_FAR_ADDR_P): New macro.
5752 (SYMBOL_FLAG_FAR_ADDR): New flag.
5753 * i386.md (movdi): Support medium model.
5754 (set_got_rex64): New pattern.
5755 * i386.opt (mlarge-data-threshold): New flag.
5756 * predicates.md (zext_operand/sext_operand): Deal with medium model.
5757 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
5758 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
5759 TARGET_ASM_UNIQUE_SECTION): New.
5761 * invoke.texi (-mlarge_data_threshold): Document
5763 2005-07-31 Jan Hubicka <jh@suse.cz>
5765 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
5766 (coalesce_vars): Likewise.
5767 * tree-ssa-live.c (coalesce_cost): New.
5768 (build_tree_conflict_graph): Use coalesce_cost.
5769 * tree-ssa-live.h (coalesce_cost): Declare.
5771 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
5773 * arm.md (all peepholes for post-increment operations): Delete.
5774 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
5775 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
5776 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
5777 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
5778 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
5780 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
5782 * fold-const.c (tree_expr_nonnegative_p): Always return true for
5785 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
5788 * doc/invoke.texi: Document -rdynamic.
5790 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
5793 * c-parser.c (c_parser_parms_list_declarator): Call
5794 mark_forward_parm_decls.
5795 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
5796 decls with visibility structure.
5798 2005-07-30 Paul Brook <paul@codesourcery.com>
5800 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
5802 2005-07-30 Paul Brook <paul@codesourcery.com>
5804 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
5806 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
5808 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
5810 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5813 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
5814 nested function declarators.
5815 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
5816 (grokparms): Call warn_if_shadowing for parameters used within the
5818 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
5819 not used within the parameter list.
5820 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
5822 2005-07-30 Jan Hubicka <jh@suse.cz>
5824 * expr.c (expand_expr_real_1): Do not load mem targets into register.
5825 * i386.c (ix86_fixup_binary_operands): Likewise.
5826 (ix86_expand_unary_operator): Likewise.
5827 (ix86_expand_fp_absneg_operator): Likewise.
5828 * optabs.c (expand_vec_cond_expr): Validate dest.
5830 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5833 * real.c (real_from_string): Also set last bit if there is a
5834 nonzero hex digit beyond GCC's internal precision after ".".
5836 2005-07-29 David Edelsohn <edelsohn@gnu.org>
5838 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
5839 define_constants. Change duplicate values to unassigned numbers.
5840 Change UNSPEC_SUBS to UNSPEC_VSUBS.
5841 (*altivec_vspltsf): New.
5842 (altivec_vperm_v4sf): Delete.
5843 (altivec_vperm_<mode>): Use mode macro V.
5844 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
5845 (altivec_predicate_v4sf): Delete.
5846 (altivec_predicate_<mode>): Use mode macro V.
5847 (*altivec_lvesfx): New.
5848 (*altivec_stvesfx): New.
5849 (vec_realign_load_v4sf): Delete.
5850 (vec_realign_load_<mode>): Use mode macro V.
5851 * config/rs6000/rs6000.c (generate_set_vrsave): Use
5854 2005-07-29 Mark Mitchell <mark@codesourcery.com>
5857 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
5859 * configure: Regenerated.
5861 2005-07-29 Paul Brook <paul@codesourcery.com>
5863 * doc/install.texi: Add link to GFortran binaries wiki page.
5865 2005-07-29 David Ung <davidu@mips.com>
5867 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
5868 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
5869 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
5870 * config/mips/mips.md (cpu): Add 5kf name.
5871 (includes): Includes 5k.md.
5872 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
5873 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
5876 2005-07-29 Diego Novillo <dnovillo@redhat.com>
5879 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
5880 (cleanup_tree_cfg): ... here.
5881 Call cleanup_tree_cfg_1 until there are no more cleanups to
5884 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
5886 * tree-vrp.c (compare_range_with_value): Return true or false
5887 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
5888 EQ_EXPR respectively.
5890 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
5892 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
5895 2005-07-29 Diego Novillo <dnovillo@redhat.com>
5897 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
5898 (tree_ssa_dominator_optimize): Increment it.
5899 (dump_dominator_optimization_stats): Print it.
5901 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
5902 Steven Bosscher <stevenb@suse.de>
5904 PR rtl-optimization/23117
5905 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
5906 when head == tail. Tidy comment.
5908 2005-07-28 Richard Henderson <rth@redhat.com>
5910 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
5911 * cselib.c (rtx_equal_for_cselib_p): Likewise.
5912 * jump.c (rtx_renumbered_equal_p): Likewise.
5913 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
5914 CONST_INT and CONST_DOUBLE.
5915 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
5916 * reload.c (operands_match_p): Special case CONST_INT and
5917 CONST_DOUBLE; check mode earlier.
5919 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5922 * c-typeck.c (convert_for_assignment): Do not check
5923 DECL_IN_SYSTEM_HEADER on NULL fundecl.
5925 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5928 * c-typeck.c (composite_type): Prefer constant size arrays to
5931 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5934 * real.c (real_from_string): Set last bit if there is a nonzero
5935 hex digit beyond GCC's internal precision.
5937 2005-07-28 Richard Henderson <rth@redhat.com>
5940 * cfgcleanup.c (try_forward_edges): Watch out for end of
5943 2005-07-28 James E Wilson <wilson@specifixinc.com>
5946 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
5948 2005-07-28 Jan Hubicka <jh@suse.cz>
5950 * Makefile.in (rtl-profile.o): Kill all traces of it.
5951 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
5952 * coverage.h (rtl_coverage_counter_ref): Kill.
5953 * opts.c (flag_speculative_prefetching_set): Kill.
5954 (flag_loop_optimize_set): New.
5955 (common_handle_option): Disable loop optimizer when profiling;
5956 do not handle speculative prefetching.
5957 * passes.c (init_optimization_passes): Replace pass_profiling combo
5958 by branch_prob pass.
5959 * profile.c (compute_value_histograms): Update for simplified value
5961 (rtl_register_profile_hooks): Kill.
5962 (pass_profiling): Kill.
5963 (rest_of_handle_branch_prob): Do not profile.
5964 * toplev.c (process_options): Remove speculative prefetching.
5965 * toplev.h (flag_tree_based_profiling): Kill.
5966 * tree-profile.c (prepare_instrumented_value,
5967 tree_gen_interval_profiler, tree_gen_pow2_profiler,
5968 tree_gen_one_value_profiler, do_tree_profiling): Update for
5969 simplified datastructures.
5970 * value-prof.c: Add comment that speculative prefetching was dropped;
5971 update rest of file for simplified datastructures.
5972 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
5973 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
5974 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
5975 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
5976 rtl_mod_subtract, gen_speculative_prefetch,
5977 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
5978 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
5979 (gate_handle_value_profile_transformations,
5980 rest_of_handle_value_profile_transformations,
5981 pass_value_profile_transformations): Kill.
5982 * value-prof.h (histogram_value_t): Remove IL based unions.
5983 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
5984 rtl_profile_hooks): Remove hooks.
5986 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
5988 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
5989 (cgraph_clone_node): Likewise.
5990 * cgraph.h (cgraph_clone_edge): Update prototype.
5991 (cgraph_clone_node): Likewise.
5992 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
5994 (lookup_recursive_calls): Consider profile.
5995 (cgraph_decide_recursive_inlining): Fix updating; use new
5996 probability argument; use profile.
5997 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
5998 * tree-inline.c (copy_bb): Update clal of clone_edge.
5999 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
6001 * invoke.texi (min-inline-recursive-probability): Document.
6003 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
6005 * doc/install.texi (Configuration): Update Valgrind homepage.
6007 2005-07-28 Richard Henderson <rth@redhat.com>
6010 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
6011 labels we want to delete.
6012 (cfg_layout_merge_blocks): Likewise.
6014 2005-07-28 Richard Henderson <rth@redhat.com>
6017 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
6018 when expanding to nothing.
6020 2005-07-28 Josh Conner <jconner@apple.com>
6022 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
6023 (cgraph_decide_inlining_of_small_functions): Likewise.
6025 2005-07-28 Josh Conner <jconner@apple.com>
6027 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
6028 direction of badness if negative.
6029 (cgraph_default_inline_p): Add reason to parameters, and assign it
6031 (cgraph_decide_inlining_of_small_functions): New parameter in call
6032 to cgraph_default_inline_p.
6033 (cgraph_decide_inlining_incrementally): Likewise.
6034 * cgraphunit.c (decide_is_function_needed): Likewise.
6035 * cgraph.h (cgraph_default_inline_p): Likewise.
6037 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6039 * builtins.c: Fix comment typo(s).
6040 * genautomata.c: Likewise.
6041 * gimplify.c: Likewise.
6042 * tree-dfa.c: Likewise.
6043 * tree-flow-inline.h: Likewise.
6044 * tree-into-ssa.c: Likewise.
6045 * tree-ssa-alias.c: Likewise.
6046 * tree-ssa-ccp.c: Likewise.
6047 * tree-ssa-copy.c: Likewise.
6048 * tree-ssa-dce.c: Likewise.
6049 * tree-ssa-dom.c: Likewise.
6050 * tree-ssa-operands.c: Likewise.
6051 * tree-tailcall.c: Likewise.
6052 * tree-vectorizer.c: Likewise.
6053 * tree-vrp.c: Likewise.
6056 2005-07-28 Jeff Law <law@redhat.com>
6058 * tree-vrp.c (test_for_singularity): Extracted from ...
6059 (simplify_cond_using_ranges): Attempt to simplify a relational
6060 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
6062 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
6064 PR tree-optimization/22506
6065 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
6066 phis whose argument is constant.
6068 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
6070 PR rtl-optimization/18992
6071 Back out this patch:
6072 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6073 PR optimization/12142
6074 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
6075 uses of the register in the SET_SRC. Remove unnecessary argument.
6077 Replace it with this:
6078 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
6079 if flag_non_call_exceptions is set and the insn may trap, pass
6080 pc_rtx as dest for recursion.
6081 In SET_SRC part of SET case, if dest is already set, pass it down
6084 2005-07-28 Jan Hubicka <jh@suse.cz>
6086 * cfg.c (update_bb_profile_for_threading): Use RDIV.
6087 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
6088 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
6090 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
6091 profile when available.
6093 2005-07-28 Jan Beulich <jbeulich@novell.com>
6095 * config/ia64/ia64.c (ia64_load_pair_ok): New.
6096 (ia64_print_operand): Describe and handle 'X'.
6097 (ia64_register_move_cost): Also handle FP_REGS.
6098 (ia64_preferred_reload_class): Likewise.
6099 (ia64_secondary_reload_class): Likewise.
6100 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
6101 it. Also check for ITANIUM_CLASS_FLDP.
6102 * config/ia64/ia64.h (FP_REGNO_P): New.
6103 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
6104 (reg_class): Add FP_REGS.
6105 (REG_CLASS_NAMES): Adjust for it.
6106 (REG_CLASS_CONTENTS): Likewise.
6107 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
6108 (REG_CLASS_FROM_LETTER): Handle 'x'.
6109 (CLASS_MAX_NREGS): Handle FP_REGS.
6110 (MEMORY_MOVE_COST): Likewise.
6111 * config/ia64/ia64.md (itanium_class): Add fldp.
6112 (type): Handle fldp.
6113 (movti_internal): More allowable operand combinations. Use ldfp8 when
6114 splitting unnecessary. Remove predicable attribute. Adjust
6115 itanium_class attribute.
6116 (smuldi3_highpart): Remove outdated comment.
6117 (mulditi3, umulditi3, rotlti3): New expanders.
6118 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
6119 (absti2): Disabled new insn for future reference.
6120 Respective new splitters.
6121 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
6122 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
6123 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
6125 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
6127 PR rtl-optimization/23047
6128 * simplify-rtx.c (simplify_const_relational_operation): Respect
6129 flag_wrapv for comparisons with ABS.
6131 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
6133 PR tree-optimization/22493
6134 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
6135 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
6137 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
6139 * config/frv/frv.opt (moptimize-membar): New.
6141 * doc/invoke.texi: Document -moptimize-membar and its inverse.
6143 * config/frv/frv.h: Remove machine_function definition.
6145 * config/frv/frv.c (struct frv_io): New.
6146 (struct machine_function): Moved from frv.h. Add has_membar_p.
6147 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
6148 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
6149 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
6150 (frv_optimize_membar_global, frv_optimize_membar): New functions.
6151 (frv_reorg): Call frv_optimize_membar when appropriate.
6152 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
6153 (frv_expand_builtin): Adjust calls accordingly.
6154 (frv_io_address_cookie): New function.
6155 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
6156 load or store rather than a special insn. Add ccnstant address and
6157 io-type operands to the membar.
6158 (frv_ifcvt_modify_tests): Unsign regno.
6159 (frv_ifcvt_modify_tests): Same.
6161 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
6162 UNSPEC_OPTIONAL_MEMBAR constant.
6163 (builtin_read_<mode>): Delete.
6164 (builtin_write_<mode>): Delete.
6165 ("optional_membar_<mode>"): Add operand.
6167 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
6168 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
6169 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
6170 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
6171 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
6172 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
6173 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
6174 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
6175 * testsuite/gcc.target/frv/all-read-write-1.c: New.
6177 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
6179 * df.c (df_uses_record): Handle SCRATCH.
6181 2005-07-28 Steven Bosscher <stevenb@suse.de>
6184 * passes.c (rest_of_decl_compilation): If decl is a type and
6185 we have encountered errors, don't emit debug information.
6187 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
6189 * params.def: Fixed comment.
6191 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
6194 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
6195 (TARGET_ASM_UNALIGNED_HI_OP): Add.
6196 (TARGET_ASM_UNALIGNED_SI_OP): Add.
6198 2005-07-27 Steven Bosscher <stevenb@suse.de>
6201 * varasm.c (assemble_start_function): Don't do anything that may
6202 require a CFG if the current function is a thunk.
6204 2005-07-25 Geoffrey Keating <geoffk@apple.com>
6206 * doc/install.texi (Prerequisites): Mention that perl is needed
6207 to do export control in libstdc++ targetting Darwin.
6209 2005-07-27 Steven Bosscher <stevenb@suse.de>
6211 PR rtl-optimization/17808
6212 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
6213 (sched_insns_conditions_mutex_p): Split out from...
6214 (add_dependence): ...here. But don't call it from here.
6215 (add_dependence_list): Check sched_insns_conditions_mutex_p
6216 before calling add_dependence.
6217 (add_dependence_list_and_free): Likewise.
6218 (fixup_sched_groups): Likewise.
6219 (sched_analyze_1): Likewise.
6220 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
6221 (sched_analyze): Likewise.
6222 (sched_analyze_insn): Likewise.
6223 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
6224 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
6225 dependencies on all COND_EXEC insns to jumps ending basic blocks
6226 when doing intrablock scheduling.
6227 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
6229 2005-07-27 Jeff Law <law@redhat.com>
6231 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
6232 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
6233 equivalency sets, correctly handle the case were vr0 has an
6234 equivalency set, but vr1 does not.
6236 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
6238 PR tree-optimization/23073
6239 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
6240 vect_print_dump_info before fprintf.
6242 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
6244 PR tree-optimize/22348
6245 * tree-ssa-loop-niter.c (number_of_iterations_cond):
6246 Fold the partial computation.
6248 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
6250 PR tree-optimization/22325
6251 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
6253 * tree-scalar-evolution.c (scev_const_prop): Add generic final
6255 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
6256 (force_var_cost): ... this function.
6257 (compute_phi_arg_on_exit): Export.
6259 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
6261 PR tree-optimization/20773
6262 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
6265 2005-07-27 Richard Guenther <rguenther@suse.de>
6267 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
6268 Avoid pushing again if current struct contains only
6269 fields we decomposed.
6271 2005-07-27 Jan Hubicka <jh@suse.cz>
6273 PR tree-optimization/22574
6274 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
6277 * tree-tailcall.c (decrease_profile): New function.
6278 (eliminate_tail_call): Use it.
6280 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
6281 visibility flags correctly in whole program mode.
6283 2005-07-26 Steve Ellcey <sje@cup.hp.com>
6285 PR rtl-optimization/22472
6286 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
6288 2005-07-26 Steven Bosscher <stevenb@suse.de>
6290 PR tree-optimization/22504
6291 * tree-complex.c (expand_complex_addition): Use 'code' instead
6292 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
6294 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
6296 * config.gcc (cpu_type): Add frv case.
6297 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
6298 (supported_defaults): Add fr550 case.
6300 2005-07-26 Diego Novillo <dnovillo@redhat.com>
6303 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
6304 whether a pointer of type T * may point to objects of type T *.
6306 2005-07-26 DJ Delorie <dj@redhat.com>
6308 * configure: Regenerate.
6310 2005-07-26 Dale Johannesen <dalej@apple.com>
6312 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
6314 2005-07-26 Mark Mitchell <mark@codesourcery.com>
6316 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
6317 Clarify use of "build" in name.
6319 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
6321 * doc/extend.texi (Raw read/write Functions): New section.
6322 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
6323 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
6324 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
6325 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
6326 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
6327 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
6328 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
6329 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
6330 * config/frv/frv.c: Add bdesc_loads global.
6331 Add bdesc_stores global.
6332 (frv_init_builtins): Add support for __builtin_{read/write}*.
6333 (frv_volatile_memref): New.
6334 (frv_expand_load_builtin): New.
6335 (frv_expand_store_builtin): New.
6336 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
6337 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
6338 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
6339 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
6340 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
6341 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
6342 (builtin_read_<mode>): New.
6343 (builtin_write_<mode>): New.
6344 (builtin_write64): New.
6345 (optional_membar_<mode>): New.
6347 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
6349 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
6350 (rather than units) against HOST_BITS_PER_WIDE_INT.
6352 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
6354 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
6355 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
6356 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
6357 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
6360 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
6361 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
6362 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
6364 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
6366 2005-07-26 Richard Guenther <rguenther@suse.de>
6368 PR tree-optimization/22486
6369 * fold-const.c (fold_unary): Fold away useless component
6370 references of the form (T *)&T.x, if the address
6373 2005-07-25 James E Wilson <wilson@specifixinc.com>
6375 * dwarf2out.c (add_call_src_coords_attributes): New.
6376 (gen_inlined_subroutine_die): Call it.
6377 (maybe_emit_file, init_file_table): Add comments.
6378 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
6380 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
6381 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
6382 * tree.h (BLOCK_SOURCE_LOCATION): New.
6383 (struct tree_block): New field locus.
6385 2005-07-26 Andreas Schwab <schwab@suse.de>
6387 PR rtl-optimization/23043
6388 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
6389 when allocating a struct unoccr.
6391 2005-07-25 Richard Henderson <rth@redhat.com>
6394 * tree-complex.c (gate_no_optimization): True if errors.
6395 * Makefile.in (tree-complex.o): Update dependencies.
6397 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
6399 * config/frv/predicates.md (integer_register_operand): Use
6402 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
6405 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
6407 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
6409 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
6411 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
6412 types when flag_unsafe_math_optimizations is true.
6414 2005-07-25 Mark Mitchell <mark@codesourcery.com>
6416 * gcc.c (option_map): Add --sysroot.
6417 (process_command): Handle --sysroot.
6418 (display_help): Document it.
6419 * doc/cppopts.tex (-isysroot): Document.
6420 * doc/invoke.texi (--sysroot): Document.
6421 * doc/install.texi (--with-build-sysroot): Document.
6423 * Makefile.in (inhibit_libc): New variable.
6424 (INHIBIT_LIBC_CFLAGS): Likewise.
6425 (LIBGCC2_CFLAGS): Include
6426 $(INHIBIT_LIBC_CFLAGS).
6427 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
6428 ($(T)crtbegin.o): Do not use @inhibit_libc@.
6429 ($(T)crtend.o): Likewise.
6430 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
6431 ($(T)crtendS.o): Likewise.
6432 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
6433 ($(T)crtendT.o): Likewise.
6434 (stmp-fixinc): Do not complain about missing headers if
6436 * configure.ac (inhibit_libc): Set it to true/false.
6437 (--with-build-sysroot): New option. Use it to set
6439 * configure: Regenerated.
6441 2005-07-25 Manfred Hollstein <mh@suse.com>
6443 * calls.c (store_one_arg): Fix unsigned comparison warning.
6445 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
6448 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
6449 (ggc_print_statistics): Initialize variable before use.
6451 2005-07-25 Richard Guenther <rguenther@suse.de>
6453 * tree-dfa.c (mark_new_vars_to_rename): Protect against
6454 calling with a PHI_NODE argument.
6456 * tree-flow-inline.h (overlap_subvar): Protect against
6459 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
6461 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
6462 * configure: Regenerate.
6464 2005-07-25 Ira Rosen <irar@il.ibm.com>
6466 * expr.c (highest_pow2_factor): Make extern.
6467 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
6468 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
6469 record_array_differ_p, array_ptr_differ_p): Likewise.
6470 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
6471 additional cases. Call the above functions.
6472 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
6473 base_object_differ_p when there are two base objects. Otherwise, compare
6474 base address and offset. Call may_alias_p.
6475 (dump_data_reference): Use a correct field name.
6476 (analyze_array): Make static. Initialize new data-ref fields.
6477 (analyze_indirect_ref): New function.
6478 (init_data_ref): Initialize new data-ref fields.
6479 (strip_conversion): Moved from tree-vect-analyze.c.
6480 (analyze_offset_expr, get_ptr_offset, address_analysis,
6481 object_analysis): Likewise.
6482 (analyze_offset): New function.
6483 (create_data_ref): Likewise.
6484 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
6485 dimensions for ARRAY_REFs only.
6486 (build_classic_dist_vector): Make static.
6487 (access_functions_are_affine_or_constant_p): Call macro to get the
6488 address of access functions.
6489 (compute_all_dependences): Add new parameter
6490 compute_self_and_read_read_dependences. Compute self and read-read
6491 dependences if it is true.
6492 (find_data_references_in_loop): Call create_data_ref. Initialize new
6494 (compute_data_dependences_for_loop): Add new parameter
6495 compute_self_and_read_read_dependences. Remove parameter nb_loops,
6496 compute nb_loops. Call compute_all_dependences,
6497 build_classic_dist_vector and build_classic_dir_vector with correct
6499 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
6500 with correct parameters. Compare dimensions for ARRAY_REFs only.
6501 (free_data_refs): Call macro to free access functions.
6502 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
6503 fields from stmt_vinfo.
6504 (struct base_object_info): New structure.
6505 (struct data_reference): Move fields to base_object_info. Add fields
6506 first_location and object_info for above structures. Move fields from
6507 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
6508 aligned_to. Add macros to access the new fields.
6509 Update functions declarations.
6510 * tree-flow.h (is_aliased_with): Declare.
6511 * tree-loop-linear.c (linear_transform_loops): Call
6512 compute_data_dependences_for_loop with correct parameters.
6513 * tree-ssa-alias.c (is_aliased_with): New function.
6514 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
6515 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
6516 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
6517 vect_base_addr_differ_p, compute_subscript_distance and
6518 build_classic_dist_vector. Add printings. Check absolute value of
6520 (vect_analyze_data_ref_dependences): Go through ddrs instead of
6522 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
6523 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
6524 to bytes. Add printing.
6525 (vect_compute_data_refs_alignment): Go through loads and stores in one
6527 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
6528 vect_analyze_data_ref_access): Likewise.
6529 (vect_analyze_pointer_ref_access): Remove.
6530 (vect_address_analysis, vect_object_analysis): Likewise.
6531 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
6532 and analyze data-refs in the loop.
6533 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
6534 fields of data-ref instead of stmt. Add init to the offset from the
6536 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
6537 (vect_update_init_of_dr): Likewise.
6538 (vect_update_inits_of_drs): Go through loads and stores in one loop.
6539 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
6541 (new_loop_vec_info): Initialize new fields.
6542 (destroy_loop_vec_info): Free new fields.
6543 (vect_strip_conversion): Remove.
6544 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
6545 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
6546 datarefs. Add new field ddrs.
6547 Add macros for the new fields access.
6548 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
6549 base_aligned_p, misalignment, memtag, ptr_info and subvars.
6550 Remove their macros.
6551 * tree.h (highest_pow2_factor): Declare.
6553 2005-07-25 Jakub Jelinek <jakub@redhat.com>
6555 * calls.c (store_one_arg): Check for sibling call MEM arguments
6556 from already clobbered incoming argument area.
6558 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6560 * c-common.c (check_missing_format_attribute): New.
6561 * c-common.h (check_missing_format_attribute): Likewise.
6562 * c-typeck.c (convert_for_assignment): Use it.
6564 2005-07-24 Andreas Schwab <schwab@suse.de>
6566 * config/m68k/m68k.md ("extendqidi2"): When source is an address
6567 register use a word move. Correct operand of ext.w in 68000 code.
6569 2005-07-23 Mark Mitchell <mark@codesourcery.com>
6571 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
6572 variables as declarations, rather than definitions.
6574 2005-07-24 Ira Rosen <irar@il.ibm.com>
6576 PR tree-optimization/22526
6577 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
6580 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
6582 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
6583 that C99 reserve for future use. Use it to define clog10,
6584 clog10f and clog10l.
6586 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6588 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
6589 * configure.ac: Check for -Wmissing-format-attribute.
6591 * configure: Regenerate.
6593 2005-07-23 Richard Henderson <rth@redhat.com>
6595 PR tree-optimization/22623
6596 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
6598 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
6601 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
6603 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6605 * Makefile.in (C_TREE_H): Update dependencies.
6606 * c-tree.h: Include toplev.h.
6607 * diagnostic.h (diagnostic_set_info): Add format attribute.
6608 * rtl-error.c (diagnostic_for_asm): Likewise.
6610 2005-07-23 Chao-ying Fu <fu@mips.com>
6612 * config/mips/mips-dsp.md: New file.
6613 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
6614 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
6616 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
6617 MIPS_BUILTIN_BPOSGE32.
6618 (mips_expand_builtin_direct): Add one parameter to indicate that
6619 builtin functions need to return a value.
6620 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
6622 (mips_regno_to_class): Add classes for 12 new DSP registers.
6623 (mips_subword): Change to check four HI registers.
6624 (mips_output_move): Output move to and from 6 new DSP accumulators.
6625 (override_options): Make sure -mdsp and -mips16 are not used together.
6626 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
6628 (mips_conditional_register_usage): Disable 6 new DSP accumulators
6630 (print_operand): Add 'q' for printing DSP accumulators.
6631 (mips_cannot_change_mode_class): Check ACC_REGS.
6632 (mips_secondary_reload_class): Check ACC_REGS.
6633 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
6634 (mips_register_move_cost): Check ACC_REGS.
6635 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
6636 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
6637 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
6638 (dsp_bdesc): New array.
6639 (bdesc_arrays): Add DSP builtin function table.
6640 (mips_prepare_builtin_arg): Check predicate again after
6642 (mips_expand_builtin): Add one more parameter to
6643 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
6644 MIPS_BUILTIN_BPOSGE32.
6645 (mips_init_builtins): Initialize new function types.
6646 (mips_expand_builtin_direct): Check if builtin functions need to
6647 return a value and pass operands properly.
6648 (mips_expand_builtin_bposge): New function.
6649 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
6650 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
6651 (FIRST_PSEUDO_REGISTER): Increase to 188.
6652 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
6653 Update for 12 new DSP registers.
6654 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
6655 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
6656 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
6657 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
6658 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
6659 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
6660 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
6661 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
6662 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
6663 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
6664 (REGISTER_NAMES): Add names for 12 new DSP registers.
6665 * config/mips/mips.md: Include mips-dsp.md.
6666 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
6667 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
6668 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
6669 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
6670 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
6671 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
6672 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
6673 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
6674 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
6675 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
6676 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
6677 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
6678 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
6679 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
6680 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
6681 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
6682 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
6683 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
6684 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
6685 (UNSPEC_RDDSP): New constants.
6686 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
6687 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
6689 * config/mips/mips.opt (-mdsp): New option.
6690 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
6691 (reg_imm10_operand): New predicates.
6692 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
6693 * doc/invoke.texi (-mdsp): Document new option.
6695 2005-07-22 DJ Delorie <dj@redhat.com>
6697 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
6699 * tree-inline.c (inlinable_function_p): Likewise.
6701 2005-07-22 Mark Mitchell <mark@codesourcery.com>
6704 * toplev.c (check_global_declarations): Do not mark undefined
6705 variables as DECL_IGNORED_P.
6706 * varasm.c (first_global_object_name): GTY it.
6707 (weak_global_object_name): Likewise.
6708 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
6709 a string to go into {weak,first}_global_object_name.
6711 2005-07-22 DJ Delorie <dj@redhat.com>
6713 * c-format.c (check_function_format): Change warning control
6714 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
6716 2005-07-22 Diego Novillo <dnovillo@redhat.com>
6718 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
6719 &PTR->FLD a dereference of PTR.
6720 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
6721 a potential dereference of PTR.
6723 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
6725 PR rtl-optimization/20370
6726 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
6727 call allocate_reg_info if necessary.
6729 PR rtl-optimization/21848
6730 * calls.c (emit_library_call_value_1): For const functions, add
6731 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
6733 PR rtl-optimization/22445
6734 * cselib.c (target.h): Include.
6735 (rtx_equal_for_cselib_p): Allow commutative matches.
6736 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
6737 Remove MODE parameter. Changed all callers.
6739 PR rtl-optimization/22258
6740 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
6742 (try_combine): Use likely_spilled_retval_p.
6744 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
6746 * config.gcc: Add crx-elf support.
6748 * doc/contrib.texi: Mention crx.
6749 * doc/extend.texi: Document crx extensions.
6750 * doc/install.texi: Document crx install.
6751 * doc/invoke.texi: Document crx options.
6752 * doc/md.texi: Document crx constraints.
6754 * config/crx/crx-protos.h: New file.
6755 * config/crx/crx.c: New file.
6756 * config/crx/crx.h: New file.
6757 * config/crx/crx.md: New file.
6758 * config/crx/crx.opt: New file.
6759 * config/crx/t-crx: New file.
6761 2005-07-22 Manfred Hollstein <mh@suse.com>
6763 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
6765 (int_add_graph_edge): Likewise.
6766 (collapse_nodes): Likewise.
6767 (process_unification_queue): Likewise.
6769 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6770 Laurent GUERBY <laurent@guerby.net>
6772 PR tree-optimization/22336
6773 * function.c (record_block_change): Check for
6774 cfun->ib_boundaries_block.
6776 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
6778 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
6779 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
6781 2005-07-21 DJ Delorie <dj@redhat.com>
6783 * toplev.c (warn_deprecated_use): Add warning control to warning
6785 * c-typeck.c (parser_build_binary_op): Likewise.
6786 (c_finish_if_stmt): Likewise.
6787 * c-common.c (check_function_sentinel): Likewise.
6788 (check_nonnull_arg): Likewise.
6790 2005-07-21 Richard Henderson <rth@redhat.com>
6793 * tree-complex.c (complex_ssa_name_components): New.
6794 (cvc_lookup): Allow entry not found.
6795 (create_components): Remove.
6796 (create_one_component_var, get_component_var): New.
6797 (get_component_ssa_name, set_component_ssa_name): New.
6798 (extract_component): Use get_component_ssa_name.
6799 (update_complex_components): Use set_component_ssa_name.
6800 (update_complex_components_on_edge): Likewise.
6801 (update_phi_components): Create new PHI nodes directly, instead
6802 of adding insns to edges.
6803 (tree_lower_complex): Allocate and free complex_variable_components
6804 and complex_ssa_name_components here.
6806 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
6808 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
6809 revert to returning false.
6811 2005-07-21 Uros Bizjak <uros@kss-loka.si>
6814 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
6816 2005-07-21 Uros Bizjak <uros@kss-loka.si>
6819 * config/i386/i386.md (cmpxf): Change operand constraints
6820 to "nonmemory_operand".
6822 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
6824 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
6826 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
6829 * fold-const.c (fold_build1): Add checksum for the operands.
6830 (fold_build2): Likewise.
6831 (fold_build3): Likewise.
6833 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
6836 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
6838 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
6840 * common.opt (-fforward-propagate): Committed by mistake,
6843 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6845 * reg-stack.c: Fix comment typo(s).
6846 * tree-ssa-operands.c: Likewise.
6847 * tree-vectorizer: Likewise.
6849 2005-07-21 Nick Clifton <nickc@redhat.com>
6851 * config/sh/symbian.c: Replace C++ style line comments with C
6852 style line comments.
6853 (symbian_add_attribute): Do not use a ? operator on the LHS of
6855 (sh_symbian_handle_dll_attribute): Change the type of the
6856 method vector to "VEC(tree,gc)*" and use vector accessor
6857 macros to walk over the elements.
6858 (symbian_export_vtable_and_rtti_p): Likewise.
6859 (symbian_class_needs_attribute_p): Likewise.
6861 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
6864 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
6865 initialize targetm.resolve_overloaded_builtin here.
6866 (altivec_expand_overloaded_builtin): Make it non-static.
6867 * config/rs6000/rs6000-protos.h
6868 (altivec_expand_overloaded_builtin): New prototype.
6869 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
6870 targetm.resolve_overloaded_builtin here.
6871 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
6873 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
6874 Zdenek Dvorak <dvorakz@suse.cz>
6876 PR tree-optimization/19210
6877 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
6879 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
6880 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
6881 rely on unproven assumptions.
6882 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
6883 * tree-flow.h (number_of_iterations_exit): Add final parameter.
6884 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
6885 to number_of_iterations_exit.
6886 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
6887 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
6888 * tree-ssa-loop-niter.c (find_loop_niter,
6889 estimate_numbers_of_iterations_loop): Likewise.
6890 (number_of_iterations_exit): Honor the new options.
6891 * doc/invoke.texi (Wunsafe-loop-optimizations,
6892 funsafe-loop-optimizations): Document them.
6894 2005-07-21 Richard Sandiford <richard@codesourcery.com>
6896 PR rtl-optimization/22167
6897 * gcse.c (hoist_code): Fix hoist_exprs[] check.
6899 2005-07-20 Adam Nemet <anemet@lnxw.com>
6901 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
6902 __do_global_dtors_aux longcall.
6904 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
6906 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
6907 (old_special_pred_table): Don't reference
6908 SPECIAL_MODE_PREDICATES.
6909 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
6910 * config/arc/arc.h: Don't mention PREDICATE_CODES.
6911 * config/sh/predicates.h: Don't mention
6912 SPECIAL_MODE_PREDICATES.
6913 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
6916 2005-07-20 DJ Delorie <dj@redhat.com>
6918 * config.gcc: Add m32c-elf support.
6920 * doc/contrib.texi: Mention m32c.
6921 * doc/extend.texi: Document m32c extensions.
6922 * doc/install.texi: Mention m32c.
6923 * doc/invoke.texi: Document m32c options.
6924 * doc/md.texi: Document m32c constraints.
6926 * config/m32c/addsub.md: New file.
6927 * config/m32c/bitops.md: New file.
6928 * config/m32c/cond.md: New file.
6929 * config/m32c/jump.md: New file.
6930 * config/m32c/m32c-lib1.S: New file.
6931 * config/m32c/m32c-lib2.c: New file.
6932 * config/m32c/m32c-modes.def: New file.
6933 * config/m32c/m32c-pragma.c: New file.
6934 * config/m32c/m32c-protos.h: New file.
6935 * config/m32c/m32c.abi: New file.
6936 * config/m32c/m32c.c: New file.
6937 * config/m32c/m32c.h: New file.
6938 * config/m32c/m32c.md: New file.
6939 * config/m32c/m32c.opt: New file.
6940 * config/m32c/minmax.md: New file.
6941 * config/m32c/mov.md: New file.
6942 * config/m32c/muldiv.md: New file.
6943 * config/m32c/predicates.md: New file.
6944 * config/m32c/prologue.md: New file.
6945 * config/m32c/shift.md: New file.
6946 * config/m32c/t-m32c: New file.
6948 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
6950 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
6951 (stack_protect_set, stack_protect_test): New expanders.
6952 (stack_protect_set_si, stack_protect_set_si_media,
6953 stack_protect_set_di_media, stack_protect_test_si,
6954 stack_protect_test_si_media, stack_protect_test_di_media):
6957 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
6959 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
6961 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
6963 * tree.h (tree_expr_nonzero_p): Export.
6964 * fold-const.c (tree_expr_nonzero_p): Likewise.
6965 Return true for CALL_EXPRs that are alloca calls.
6966 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
6968 * tree-flow.h (expr_computes_nonzero): Remove.
6969 * tree-vrp.c (expr_computes_nonzero): Remove.
6970 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
6971 (extract_range_from_unary_expr): Likewise.
6972 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
6973 tree_expr_nonzero_p.
6975 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
6977 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
6978 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
6979 extra arg "picreg" and use it instead of pic_offset_table_rtx.
6980 All callers changed.
6981 (frame_related_constant_load): New arg "related" which controls
6982 setting of RTX_FRAME_RELATED_P. All callers changed.
6983 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
6984 (bfin_expand_prologue): Add stack limit checking.
6985 * config/bfin/bfin.md (trapifcc): New pattern.
6987 * config/bfin/bfin.c: Include "langhooks.h".
6988 (def_builtin): Go through lang_hooks to call builtin_function.
6990 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
6991 * config/bfin/predicates.md (symbol_ref_operand): New.
6992 (call_insn_operand): Delete. All callers changed to use
6993 register_no_elim_operand.
6994 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
6996 (function_arg): Use it to generate the call's operand 2.
6997 (bfin_longcall_p): New function.
6998 (bfin_expand_call): Extra arg "cookie". All callers and declaration
6999 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
7000 determine if the address needs to be in a REG.
7001 (bfin_handle_longcall_attribute): New function.
7002 (bfin_attribute_table): Add "longcall" and "shortcall".
7003 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
7004 (CUMULATIVE_ARGS): New member call_cookie.
7005 (PREDICATE_CODES): Add symbol_ref_operand.
7006 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
7007 extra USE to the pattern.
7008 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
7009 New patterns, split off call_insn, sibcall_insn, call_value_insn and
7010 sibcall_value_insn; now the new patterns handle direct calls and the
7011 old ones indirect calls.
7012 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
7014 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
7016 * doc/trouble.texi: Update section on handling of empty loops.
7018 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
7020 * config.gcc: Remove support for sparc-*-openbsd*,
7021 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
7023 * config.host: Remove support for i860-*-sysv4* as a host.
7024 * config/i860/*, config/ip2k/*, config/ns32k/*,
7025 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
7026 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
7027 mention obsolete ports.
7029 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
7031 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
7033 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
7034 of frame_pointer_rtx.
7035 (sh_expand_epilogue): Likewise.
7036 (sh_set_return_address): Likewise.
7037 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
7038 instead of FRAME_POINTER_REGNUM if needed. Add elimination
7039 offsets from FRAME_POINTER_REGNUM.
7040 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
7041 (sh_register_names): Add initializer for sfp.
7042 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
7043 (VALID_REGISTER_P): Likewise.
7044 (FIRST_PSEUDO_REGISTER): Update.
7045 (DWARF_FRAME_REGISTERS): Define.
7046 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
7047 (HARD_FRAME_POINTER_REGNUM): Define.
7048 (FRAME_POINTER_REGNUM): Redefine.
7049 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
7050 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
7051 from FRAME_POINTER_REGNUM.
7052 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
7053 FRAME_POINTER_REGNUM.
7054 (REG_CLASS_CONTENTS): Add sfp.
7055 (REG_ALLOC_ORDER): Likewise.
7056 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
7057 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
7058 of frame_pointer_rtx.
7059 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
7061 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
7063 * fold-const.c (tree_expr_nonnegative_p): Only return true for
7064 ABS_EXPR when flag_wrapv is false because of INT_MIN.
7065 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
7067 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
7070 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
7072 Make CONSTRUCTOR use VEC to store initializers.
7073 * c-common.c (complete_array_type): Update to cope with VEC in
7075 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
7076 (pp_c_constructor_elts): New function.
7077 * c-pretty-print.h (pp_c_constructor_elts): Declare.
7078 * c-typeck.c (build_function_call, build_c_cast, digest_init,
7079 struct constructor_stack, struct initializer_stack,
7080 constructor_elements, push_init_level, pop_init_level,
7081 add_pending_init, find_init_member, output_init_element): Update to
7082 cope with VEC in CONSTRUCTOR_ELTS.
7083 * coverage.c (build_fn_info_value, build_ctr_info_value,
7084 build_gcov_info): Likewise.
7085 * expr.c (categorize_ctor_elements_1, store_constructor,
7086 expand_expr_real_1): Likewise.
7087 * fold-const.c (fold_ternary): Likewise.
7088 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
7089 gimplify_init_constructor, gimplify_expr): Likewise.
7090 * tree-dump.c (dequeue_and_dump): Likewise.
7091 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
7093 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
7095 * tree-sra.c (generate_element_init_1): Likewise.
7096 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
7097 * tree-ssa-operands.c (get_expr_operands): Likewise.
7098 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
7099 * tree-vect-transform.c (vect_get_vec_def_for_operand):
7100 (get_initial_def_for_reduction): Likewise.
7101 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
7102 value handle in annotations.
7103 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
7104 tree_node_structure): Add support for constr_kind.
7105 (build_vector_from_ctor, build_constructor_single,
7106 build_constructor_from_list): New functions.
7107 (build_constructor): Update to take a VEC instead of a TREE_LIST.
7108 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
7109 Update to cope with VEC in CONSTRUCTOR_ELTS.
7110 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
7111 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
7112 CONSTRUCTOR_APPEND_ELT): New macros.
7113 (struct constructor_elt, struct tree_constructor): New data types.
7114 (union tree_node): Add tree_constructor field.
7115 * treestruct.def: Define TS_CONSTRUCTOR.
7116 * varasm.c (const_hash_1, compare_constant, copy_constant,
7117 compute_reloc_for_constant, output_addressed_constants,
7118 initializer_constant_valid_p, output_constant,
7119 array_size_for_constructor, output_constructor): Update to cope with
7120 VEC in CONSTRUCTOR_ELTS.
7121 * vec.h (VEC_empty, VEC_copy): New macros.
7123 2005-07-19 Devang Patel <dpatel@apple.com>
7125 * dbxout.c (dbxout_type): Check Objective-C++ lang.
7127 2005-07-19 Richard Henderson <rth@redhat.com>
7130 * gimplify.c (gimplify_expr): Use main variant type for the temp
7131 destination for a discarded volatile read.
7132 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
7133 casts between non-void types that change volatility.
7135 2005-07-15 DJ Delorie <dj@redhat.com>
7137 * toplev.h: Add comment about the first parameter for warning().
7138 * errors.h: Likewise.
7140 * c.opt (Wpragmas): New.
7141 * doc/invoke.texi: Document it.
7143 * function.c (do_warn_unused_parameter): Add warning control to
7145 * c-decl.c (warn_if_shadowing): Likewise.
7146 * c-lex.c (cb_def_pragma): Likewise.
7147 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
7148 (pop_alignment): Likewise.
7149 (handle_pragma_pack): Likewise.
7150 (apply_pragma_weak): Likewise.
7151 (handle_pragma_weak): Likewise.
7152 (handle_pragma_redefine_extname): Likewise.
7153 (add_to_renaming_pragma_list): Likewise.
7154 (handle_pragma_extern_prefix): Likewise.
7155 (maybe_apply_renaming_pragma): Likewise.
7156 (handle_pragma_visibility): Likewise.
7158 * config/c4x/c4x-c.c (BAD): Likewise.
7159 (c4x_parse_pragma): Likewise.
7160 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
7161 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
7162 (rs6000_pragma_longcall): Likewise.
7163 * config/v850/v850-c.c (pop_data_area): Likewise.
7164 (ghs_pragma_section): Likewise.
7165 (ghs_pragma_section): Likewise.
7166 (ghs_pragma_interrupt): Likewise.
7167 (ghs_pragma_starttda): Likewise.
7168 (ghs_pragma_startsda): Likewise.
7169 (ghs_pragma_startzda): Likewise.
7170 (ghs_pragma_endtda): Likewise.
7171 (ghs_pragma_endsda): Likewise.
7172 (ghs_pragma_endzda): Likewise.
7174 2005-07-19 Danny Berlin <dberlin@dberlin.org>
7175 Kenneth Zadeck <zadeck@naturalbridge.com>
7177 * Makefile.in: Removed tree-promote-statics.c
7178 * tree-promote-statics.c: Removed.
7179 * common.opt: Removed flag-promote-statics.
7181 * passes.c: Removed tree-promote-statics pass.
7182 * tree-pass.h: Ditto.
7183 * timevar.def: Removed TV_PROMOTE_STATICS.
7186 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
7188 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
7190 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
7192 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7195 * c-common.c (check_function_arguments): Call
7196 'check_function_format' if either -Wformat or
7197 -Wmissing-format-attribute are specified.
7198 * c-format.c (check_function_format): Check -Wformat before
7199 calling 'check_format_info'.
7200 * c-opts.c (c_common_post_options): Don't warn for
7201 -Wmissing-format-attribute without -Wformat.
7202 * c-typeck.c (convert_for_assignment): Detect additional cases for
7203 -Wmissing-format-attribute.
7204 * doc/invoke.texi (-Wmissing-format-attribute): Document new
7207 2005-07-19 Richard Guenther <rguenther@suse.de>
7209 * config/i386/i386.md (lrint<mode>2): Use temporary
7210 instead of clobbering non-existent memory.
7212 2005-07-19 Nick Clifton <nickc@redhat.com>
7214 * config/avr/avr.c (legitimate_address_p): Fix debugging print
7215 statement to avoid displaying ASCII control characters.
7217 2005-07-19 Ben Elliston <bje@au.ibm.com>
7219 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
7220 * cfganal.c (find_edge_index): Ditto.
7221 * combine.c (combine_instructions): Ditto.
7222 * ddg.c (create_scc): Ditto.
7223 (find_successors): Ditto.
7224 (find_predecessors): Ditto.
7225 (find_nodes_on_paths): Ditto.
7226 (longest_simple_path): Ditto.
7227 * flow.c (update_life_info): Ditto.
7228 (count_or_remove_death_notes): Ditto.
7229 (clear_log_links): Ditto.
7230 * modulo-sched.c (generate_reg_moves): Ditto.
7231 (find_max_asap): Ditto.
7232 (find_max_hv_min_mob): Ditto.
7233 (find_max_dv_min_mob): Ditto.
7234 * sbitmap.c (sbitmap_first_set_bit): Ditto.
7235 * sched-rgn.c (extract_edgelst): Ditto.
7236 * tree-into-ssa.c (prepare_names_to_update): Ditto.
7237 (dump_update_ssa): Ditto.
7238 (ssa_names_to_replace) Ditto.
7239 (switch_virtuals_to_full_rewrite): Ditto.
7240 (update_ssa): Ditto.
7241 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
7243 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
7245 Fix PR tree-optimization/22483
7247 * tree-complex.c (create_components): Use
7248 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
7249 * tree-flow-inline.h (fill_referenced_var_vec): New function.
7250 * tree-flow.h (safe_referenced_var_iterator): New structure.
7251 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
7252 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
7253 safe_referenced_var iterator.
7254 (add_type_alias): Ditto.
7256 2005-07-19 Steven Bosscher <stevenb@suse.de>
7258 * loop-init.c (rest_of_handle_loop2): Remove.
7259 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
7260 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
7261 (pass_rtl_loop_init, pass_rtl_loop_done,
7262 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
7263 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
7264 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
7265 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
7266 pass_tree_loop_done, and pass_tree_unswitch.
7267 (gate_loop): Rename to gate_tree_loop.
7268 * passes.c (init_optimization_passes): Update for renamed tree
7269 loop passes. Add the new loop2 passes as subpasses of loop2.
7270 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
7271 Update for the renamed tree loop passes.
7273 2005-07-18 Ian Lance Taylor <ian@airs.com>
7276 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
7277 blocks when optimizing.
7279 2005-07-18 Steve Ellcey <sje@cup.hp.com>
7281 * common.opt (frename-registers): Initialize to 2.
7283 (fgcse-after-reload): Ditto.
7284 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
7285 (process_options): Only change flag_web, flag_rename_registers,
7286 and flag_rerun_cse_after_loop if not explicitly set by user.
7288 2005-07-18 Jan Beulich <jbeulich@novell.com>
7290 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
7291 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
7292 in 64-bit mode the same as DImode in 32-bit mode.
7293 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
7294 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
7295 mode. Add new mode parameter.
7296 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
7297 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
7298 x86_64_shift_adj): New expanders.
7299 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
7300 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
7302 Respective new splitters. Use renamed shift splitter helpers in 32-bit
7303 DImode shift splitters.
7304 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
7305 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
7308 2005-07-18 Jan Beulich <jbeulich@novell.com>
7310 * i386.md (movdi_extzv_1): New.
7311 (zero_extendhidi2): Combine alternatives and never force use of
7313 (zero_extendqidi2): Likewise. Don't restrict input selection.
7315 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
7317 Fix PR tree-optimization/22531
7318 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
7321 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
7323 * tree-promote-statics.c (pass_promote_statics): Change dump file
7326 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
7328 * tree-optimize.c (init_tree_optimization_passes): Add
7329 pass_eliminate_useless_stores pass.
7330 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
7331 * tree-ssa-pre.c (is_copy_stmt): New function.
7332 (follow_copies_till_vuse): Ditto.
7333 (do_eustores): Ditto.
7334 (gate_eustores): Ditto.
7336 2005-07-16 Richard Henderson <rth@redhat.com>
7338 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
7340 2005-07-16 Danny Berlin <dberlin@dberlin.org>
7341 Kenneth Zadeck <zadeck@naturalbridge.com>
7343 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
7344 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
7345 ipa-type-escape.h, tree-promote-statics.c
7346 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
7347 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
7348 tree-promote-statics.c: new files.
7349 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
7350 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
7351 int nonlocal_set_p, mark_constant_function): Deleted.
7352 (rest_of_handle_cfg): Removed call to mark_constant_function.
7353 (nonoverlapping_component_refs_p): Added calls to support
7354 type based aliasing.
7355 * tree-ssa-alias.c (may_alias_p,
7356 compute_flow_insensitive_aliasing): Ditto.
7357 * calls.c (flags_from_decl_or_type): Removed reference to
7359 * c-typeck.c (convert_arguments): Make builtins tolerant of having
7360 too many arguments. This is necessary for Spec 2000.
7361 * cgraph.h (const_function, pure_function): Removed.
7362 * common.opt: Added "fipa-pure-const", "fipa-reference",
7363 "fipa-type-escape", and "ftree-promote-static".
7365 * passes.c: Added ipa and tree-promote-statics passes.
7366 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
7367 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
7368 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
7369 * tree-flow.h: Added exposed sra calls and addition of
7370 reference_vars_info field for FUNCTION_DECLS.
7371 * tree-pass.h: Added passes.
7372 * tree-sra.c: (sra_init_cache): New function.
7373 (sra_insert_before, sra_insert_after) Made public.
7374 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
7376 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
7377 aliasing. (may_alias_p): Added code to use type escape analysis to
7379 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
7380 code to prune clobbers of static variables based on information
7381 produced in ipa-reference pass. Changed call clobbering so that
7382 statics are not marked as clobbered if the call does not clobber
7385 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
7387 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
7390 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
7392 * doc/install.texi (*-*-solaris2*): Document recommended version
7393 of GNU binutils and mention GNU linker problem on Solaris 10.
7395 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
7398 * c-decl.c (c_build_bitfield_integer_type): New function.
7399 (finish_struct): Call it.
7400 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
7402 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7404 * c-typeck.c (digest_init): Call 'convert_for_assignment'
7407 2005-07-16 Jan Hubicka <jh@suse.cz>
7409 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
7410 (scale_bbs_frequencies_int): Watch roundoff errors.
7411 * predict.c (return_prediction): Initialize return_stmt.
7413 2005-07-16 Jan Hubicka <jh@suse.cz>
7415 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
7416 after RTL profiling.
7418 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
7421 * fold-const.c (build_range_check): Convert high/low to etype
7422 if we are only comparing against exp.
7424 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
7426 Fix PR tree-optimization/22376
7427 * tree-ssa-structalias.c (build_constraint_graph): We really meant
7429 (need_to_solve): New function.
7430 (compute_points_to_sets): Use it.
7432 2005-07-15 Jan Hubicka <jh@suse.cz>
7434 * cfg.c (update_bb_profile_for_threading): More diagnostic.
7435 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
7437 2005-07-15 Richard Guenther <rguenther@suse.de>
7439 * c-common.c (handle_flatten_attribute): New function.
7440 Add flatten function attribute.
7441 * doc/extend.texi: Document flatten function attribute.
7442 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
7443 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
7445 (cgraph_decide_inlining): Handle functions with flatten
7448 2005-07-14 David Edelsohn <edelsohn@gnu.org>
7450 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
7451 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
7452 UNSPEC_XCHG, UNSPEC_AND): New.
7453 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
7454 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
7455 * config/rs6000/sync.md (FETCHOP): New code macro.
7456 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
7458 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
7459 (sync_compare_and_swap<mode>): Same.
7460 (sync_lock_test_and_set<mode>): Same.
7461 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
7462 for QImode and HImode, and not PPC405.
7463 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
7464 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
7465 (sync_<fetchop>{si,di}_internal): New.
7466 (sync_nand{si,di}_internal): New.
7467 (sync_old_<fetchop>{si,di}_internal): New.
7468 (sync_old_nand{si,di}_internal): New
7469 (sync_new_<fetchop>{si,di}_internal): New.
7470 (sync_new_nand{si,di}_internal): New.
7471 (atomic_and{si,di}): New.
7472 (sync_new_nand{si,di}_internal): New.
7473 (atomic_and{si,di}): New.
7474 (sync_add<mode>_internal): Delete.
7475 (sync_addshort_internal): Use unspec instead of unspec_volatile.
7476 (sync_sub<mode>_internal): Delte.
7477 (sync_subshort_internal): New.
7478 (sync_andsi_internal): Use unspec instead of unspec_volatile.
7479 (sync_anddi_internal): Delete.
7480 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
7481 (sync_booldi_internal): Delete.
7482 (sync_boolc<mode>_internal): Delete.
7483 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
7484 (sync_boolc<mode>_internal2): Delete.
7485 (sync_boolcc<mode>_internal): Delete.
7486 (isync, lwsync): Use unspec instead of unspec_volatile.
7487 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
7488 Revert UNSPEC_VOLATILE.
7489 (rs6000_split_atomic_op): New.
7490 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
7492 2005-07-14 Eric Christopher <echristo@redhat.com>
7494 * config/mips/mips.c (mips_canonicalize_comparison): Cast
7495 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
7497 2005-07-14 Eric Christopher <echristo@redhat.com>
7499 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
7501 2005-07-14 Steven Bosscher <stevenb@suse.de>
7503 PR tree-optimization/22230
7504 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
7505 the computation of the four cross productions for "range op range".
7507 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
7508 Ulrich Weigand <uweigand@de.ibm.com>
7511 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
7514 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
7516 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
7518 2005-07-14 Steve Ellcey <sje@cup.hp.com>
7520 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
7522 2005-07-14 Richard Guenther <rguenther@suse.de>
7525 * config/i386/i386-protos.h (ix86_function_value): Change
7526 prototype to match new target hook.
7527 * config/i386/i386.c (ix86_value_regno): Change prototype
7528 to take extra type argument.
7529 (TARGET_FUNCTION_VALUE): Define.
7530 (ix86_function_ok_for_sibcall): Pass extra argument to
7531 ix86_value_regno, check return slot rtx for exact match.
7532 (ix86_function_value): Take extra parameter. Dispatch to
7533 ix86_value_regno with fndecl/fntype as provided.
7534 (ix86_value_regno): Handle extra type argument.
7535 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
7537 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
7538 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
7539 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
7540 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
7541 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
7543 2005-07-14 Richard Guenther <rguenther@suse.de>
7545 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
7546 * calls.c (expand_call): Pass fntype to hard_function_value.
7547 (emit_library_call_value_1): Likewise.
7548 * explow.c: Include target.h.
7549 (hard_function_value): Take extra argument, the fntype.
7550 Use new target hook for function_value.
7551 * expr.h (hard_function_value): Change prototype.
7552 * function.c (aggregate_value_p): Pass 0 as fntype to
7553 hard_function_value.
7554 (assign_parms): Use new target hook for function_value.
7555 Pass 0 as fntype to hard_function_value.
7556 (expand_function_end): Likewise.
7557 * reg-stack.c: Include target.h.
7558 (stack_result): Use new target hook for function_value.
7559 * target-def.h: New target hook function_value.
7560 * target.h: Likewise.
7561 * targhooks.c (default_function_value): New function.
7562 * targhooks.h (default_function_value): Declare.
7564 2005-07-13 Ian Lance Taylor <ian@airs.com>
7566 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
7568 2005-07-14 Jan Hubicka <jh@suse.cz>
7570 * tree-dfa.c (dump_variable): Use default_def function.
7571 * tree-ssa-alias.c (dump_points_to_info): Likewise.
7572 * tree-ssa.c (verify_use): Likewise.
7573 * tree-ssanames.c (release_ssa_name): Likewise.
7574 * tree-tailcall.c (eliminate_tail_call): Likewise.
7575 (tree_optimize_tail_calls_1): Likewise.
7576 * tree-vrp.c (get_value_range): Likewise.
7578 2005-07-14 Ben Elliston <bje@au.ibm.com>
7580 * gcc.c (main): Compare language[0] with '*' when iterating over
7583 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
7585 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
7586 "s390_emit_compare". Add handling of CCZ1mode.
7587 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
7588 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
7590 (s390_branch_condition_mask): Add CCZ1mode handling.
7591 * config/s390/s390.md: ("seq", "*seq"): New pattern.
7592 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
7593 Use CCZ1mode instead of CCZmode.
7594 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
7596 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
7598 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
7600 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
7602 2005-07-13 Eric Christopher <echristo@redhat.com>
7604 * config/mips/mips.c (mips_canonicalize_comparison): New.
7605 (mips_emit_int_relational): Use.
7607 2005-07-13 Eric Christopher <echristo@redhat.com>
7609 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
7611 * config/s390/s390.md: Include tpf.md. Move tpf specific
7613 * config/s390/tpf.md: To here.
7614 * config/s390/s390.opt: Move tpf specific options...
7615 * config/s390/tpf.opt: to here. Add mmain option.
7616 * config/s390/tpf-unwind.h: Remove unnecessary defines.
7617 * config/s390/tpf.h: Rewrite.
7619 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
7621 * doc/tm.texi: Remove @xref{Cross-profiling}.
7623 2005-07-13 Jeff Law <law@redhat.com>
7625 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
7626 expressions, test their _DECL operands for pointer equality rather
7627 than using operand_equal_p.
7629 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
7631 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
7632 (TARGET_POSIX_IO): This.
7633 * config/darwin.h: Likewise.
7634 * config/freebsd.h: Likewise.
7635 * config/linux.h: Likewise.
7636 * config/lynx.h: Likewise.
7637 * config/netbsd.h: Likewise.
7638 * config/rs6000/linux64.h: Likewise.
7639 * config/rs6000/linux.h: Likewise.
7640 * config/s390/tpf.h: Likewise.
7641 * config/sh/embed-elf.h: Likewise.
7642 * config/sparc/linux64.h: Likewise.
7643 * config/sparc/linux.h: Likewise.
7644 * config/svr4.h: Likewise.
7645 * gcov-io.h: Likewise.
7647 * doc/tm.texi: Updated.
7649 * libgcov.c (create_file_directory): Defined only if
7650 TARGET_POSIX_IO is defined.
7651 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
7654 2005-07-13 Jan Hubicka <jh@suse.cz>
7656 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
7658 2005-07-13 David Edelsohn <edelsohn@gnu.org>
7660 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
7661 structure as argument.
7663 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
7665 PR tree-optimization/21921
7666 * tree-iterator.c (tsi_link_before): Support the case when
7667 tsi_end_p (tsi) == true.
7669 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
7671 PR tree-optimization/22442
7672 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
7675 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
7677 PR rtl-optimization/20376
7678 * toplev.c (process_options): Enable -fweb and -frename-registers when
7680 * doc/invoke.texi: Update the information about when -fweb and
7681 -frename-registers are enabled.
7683 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
7686 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
7687 if *rhs_p is not a SSA_NAME.
7689 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
7691 Fix PR tree-optimization/22422
7692 * tree-ssa-structalias.c (struct variable_info): Add flag for
7694 (get_varinfo): Now a static function.
7695 (new_varinfo): init has_union and is_special_var to false.
7696 (solution_set_add): Check has_union.
7697 (do_da_constraint): Move temporary variable so it gets reset
7699 Also check for special variable.
7700 (do_ds_constraint): Ditto.
7701 (do_sd_constraint): Ditto.
7702 (do_structure_copy): Check for special variable.
7703 (find_func_aliases): Ditto.
7704 (init_base_vars): Set special vars properly.
7706 2005-07-13 Jan Hubicka <jh@suse.cz>
7708 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
7711 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
7712 (get_expr_operands): Fix thinko wrt flags and subvars.
7714 PR tree-optimize/22379
7715 * tree-inline.c (expand_call_inline): Do not output sorry in early
7718 2005-07-12 Dale Johannesen <dalej@apple.com>
7720 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
7722 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
7725 * host-linux.h: Include limits.h.
7727 2005-07-12 Dale Johannesen <dalej@apple.com>
7729 * expr.c (compress_float_constant): Add cost check.
7730 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
7732 2005-07-12 Dale Johannesen <dalej@apple.com>
7734 * gcc.target/i386/compress-float-sse.c: New.
7735 * gcc.target/i386/compress-float-sse-pic.c: New.
7736 * gcc.target/i386/compress-float-387.c: New.
7737 * gcc.target/i386/compress-float-387-pic.c: New.
7738 * gcc.dg/compress-float-ppc.c: New.
7739 * gcc.dg/compress-float-ppc-pic.c: New.
7741 2005-07-12 Eric Christopher <echristo@redhat.com>
7743 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
7745 * config/s390/s390.md: Include tpf.md. Move tpf specific
7747 * config/s390/tpf.md: To here.
7748 * config/s390/s390.opt: Move tpf specific options...
7749 * config/s390/tpf.opt: to here. Add mmain option.
7750 * config/s390/tpf-unwind.h: Remove unnecessary defines.
7751 * config/s390/tpf.h: Rewrite.
7753 2005-07-12 Eric Christopher <echristo@redhat.com>
7755 * gcc.c (struct infile): Update comment for language.
7756 (main): Rewrite input file resetting code.
7758 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
7761 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
7762 requiring a cast in a non RHS of modify_expr. Add a cast when required.
7763 (lookup_avail_expr): Use constant_boolean_node instead
7764 of boolean_false_node/boolean_true_node.
7766 2005-07-12 Ben Elliston <bje@au.ibm.com>
7768 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
7769 and use it when printing num_edges.
7771 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
7773 * doc/extend.texi (Blackfin Built-in Functions): New section.
7774 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
7777 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
7779 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
7780 s/cmpstrsi/cmpstrnsi
7781 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
7783 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
7784 (init_optabs): Initialize cmpstrn_optab.
7785 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
7786 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
7787 * expr.c: (enum insn_code cmpstrn_optab): Declare.
7788 * config/i386/i386.md: s/cmpstr/cmpstrn
7789 * config/c4x/c4x.md: s/cmpstr/cmpstrn
7790 * doc/md.texi: Update documentation.
7792 2005-07-11 Richard Henderson <rth@redhat.com>
7794 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
7795 build_va_arg_indirect_ref.
7796 (alpha_gimplify_va_arg): Likewise.
7797 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
7798 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
7799 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
7800 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
7801 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
7802 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
7804 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
7806 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
7808 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
7809 * passes.c (init_optimization_passes): Add pass_empty_loop.
7810 * tree-pass.h (pass_empty_loop): Declare.
7811 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
7812 try_remove_empty_loop, remove_empty_loops): New functions.
7813 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
7814 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
7816 2005-07-12 Peter Barada <peter@the-baradas.com>
7820 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
7821 in address registers.
7822 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
7823 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
7824 alternative of addsi3_5200.
7826 2005-07-11 Ian Lance Taylor <ian@airs.com>
7828 * config/mips/mips.md (ffs<mode>2): Remove.
7830 2005-07-11 Ian Lance Taylor <ian@airs.com>
7832 * doc/tree-ssa.texi (Cleanups): Improve description of
7834 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
7836 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
7838 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
7839 * tree.h (DECL_ARGUMENT_FLD): New macro.
7841 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
7843 Fix PR tree-optimization/22404
7845 * tree-ssa-structalias.c (create_variable_info_for): Use
7848 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
7850 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
7851 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
7852 for second comparison operand.
7853 * config/bfin/predicates.md (reg_or_const_int_operand): New.
7855 * config/bfin/bfin.md (define_attr "type"): Add "sync".
7856 (define_insn_reservation "alu"): Likewise.
7857 (csync, ssync): Now of type sync.
7858 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
7859 -mcsync-anomaly -mspecld-anomaly.
7860 * config/bfin/bfin.opt (mcsync): Remove.
7861 (mcsync-anomaly, mspecld-anomaly): Add.
7862 * config/bfin/bfin.c: Include "insn-codes.h".
7863 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
7864 (TARGET_DEFAULT_TARGET_FLAGS): New.
7865 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
7867 2005-07-11 Steven Bosscher <stevenb@suse.de>
7869 * basic-block.h: Give the BB flags enum a name, bb_flags.
7870 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
7871 * cfgcleanup.c (enum bb_flags): Remove here.
7872 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
7873 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
7874 (update_forwarder_flag): Likewise.
7875 (thread_jump): Likewise.
7876 (try_forward_edges): Likewise.
7877 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
7878 forwarder flags. Don't clear bb->aux for all basic blocks. Only
7879 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
7881 2005-07-11 Richard Guenther <rguenther@suse.de>
7883 * config/i386/i386.opt: New target option -msseregparm.
7884 * config/i386/i386.c (override_options): Error out for
7885 -msseregparm but no SSE support.
7886 (ix86_function_sseregparm): Check for global sseregparm.
7887 * doc/invoke.texi: Document -msseregparm.
7889 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7891 * config.gcc (m32r-*-linux*): Use the default extra_parts.
7892 (m32rle-*-linux*): Ditto.
7894 2005-07-11 Jakub Jelinek <jakub@redhat.com>
7896 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
7897 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
7900 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7904 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
7905 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
7907 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
7909 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
7910 (varmap): Heapify varmap.
7911 (constraints): Heapify constraints.
7912 (struct constraint_graph): Heapify succs and preds.
7913 (constraint_vec_find): Update for heapification.
7914 (constraint_set_union): Ditto.
7915 (insert_into_complex): Ditto.
7916 (constraint_edge_vec_find): Ditto.
7917 (erase_graph_self_edge): Ditto.
7918 (add_graph_edge): Ditto.
7919 (get_graph_weights): Ditto.
7920 (merge_graph_nodes): Ditto.
7921 (build_constraint_graph): Ditto.
7922 (topo_visit): Ditto.
7923 (solve_graph): Ditto.
7924 (create_variable_info_for): Ditto.
7925 (init_base_vars): Ditto.
7926 (delete_points_to_sets): Free graph, varmap, and complex constraints.
7927 (condese_varmap_nodes): Free complex vector.
7928 (clear_edges_for_node): Clear succs and preds vector.
7930 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
7932 * tree-ssa-structalias.c (update_alias_info): Change counting of
7933 references to not include vdefs.
7935 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
7937 * tree-ssa-alias.c (free_used_part_map): Add missing free.
7940 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7942 * pa.c (pa_commutative_p): Make PLUS commutative when
7943 TARGET_NO_SPACE_REGS is true.
7945 2005-07-09 Diego Novillo <dnovillo@redhat.com>
7947 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
7948 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
7949 * tree-dfa.c (dump_subvars_for): New.
7950 (debug_subvars_for): New.
7951 (dump_variable): Show subvariables if VAR has them.
7952 * tree-flow-inline.h (get_subvar_at): New.
7953 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
7954 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
7956 (struct subvar): Change fields offset and size to unsigned
7958 (dump_subvars_for): Declare.
7959 (debug_subvars_for): Declare.
7960 (get_subvar_at): Declare.
7961 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
7962 to unsigned HOST_WIDE_INT *.
7963 (overlap_subvar): Likewise.
7964 * tree-gimple.c (is_gimple_reg): Always return false for
7965 SFTs and memory tags.
7966 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
7968 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
7969 (compute_may_aliases): Call compute_points_to_sets.
7970 (collect_points_to_info_for): Remove.
7971 (compute_points_to_and_addr_escape): Remove.
7972 (delete_alias_info): Call delete_points_to_sets.
7973 (compute_flow_sensitive_aliasing): If the call to
7974 find_what_p_points_to returns false, call set_pt_anything.
7975 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
7976 (set_pt_anything): Clear pi->pt_vars.
7977 (set_pt_malloc): Remove.
7978 (merge_pointed_to_info): Remove.
7979 (add_pointed_to_expr): Remove.
7980 (add_pointed_to_var): Remove.
7981 (collect_points_to_info_r): Remove.
7982 (is_escape_site): Make extern.
7984 (create_overlap_variables_for): Call it.
7985 * tree-ssa-copy.c (merge_alias_info): Never merge
7986 flow-sensitive alias information.
7987 * tree-ssa-operands.c (get_expr_operands): Adjust variables
7988 offset and size to be unsigned HOST_WIDE_INT.
7989 (add_to_addressable_set): Rename from note_addressable.
7990 Set TREE_ADDRESSABLE as the variables are added to the set.
7992 (add_stmt_operand): Do not try to micro-optimize unmodifiable
7993 operands into VUSEs when adding V_MAY_DEFs for members in an
7995 * tree-ssa-operands.h (add_to_addressable_set): Declare.
7996 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
7997 (struct variable_info): Add bitfield is_heap_var.
7998 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
7999 (new_var_info): Initialize is_heap_var.
8000 (get_constraint_for): Add HEAP variables to the symbol table.
8001 Mark them with is_heap_var.
8002 (update_alias_info): New. Taken mostly from the old
8003 compute_points_to_and_addr_escape.
8004 (handle_ptr_arith): New.
8005 (find_func_aliases): Call update_alias_info.
8006 Call handle_ptr_info for tcc_binary expressions.
8007 Call mark_stmt_modified.
8008 (create_variable_info_for): If DECL has subvars, do not create
8009 variables for its subvars. Always add all the fields.
8010 (set_uids_in_ptset): If the solution includes ANYOFFSET and
8011 SFTs, then add all the SFTs of the structure.
8012 If VI->DECL is an aggregate with subvariables, add the SFT at
8014 (find_what_p_points_to): If VI is an artificial variable,
8015 translate to bitfields in SSA_NAME_PTR_INFO.
8016 If the solution is empty, set pi->pt_vars to NULL
8017 (init_base_vars): Create ANYOFFSET.
8018 (compute_points_to_sets): Rename from create_alias_vars.
8020 (pass_build_pta): Remove.
8021 (delete_points_to_sets): Rename from delete_alias_vars.
8022 (pass_del_pta): Remove.
8023 * tree-ssa-structalias.h (struct alias_info): Move from
8025 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
8026 NUM_REFERENCES_SET): Likewise.
8027 (compute_points_to_sets, delete_points_to_sets): Declare.
8029 2005-07-09 Richard Henderson <rth@redhat.com>
8031 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
8032 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
8033 alpha_split_lock_test_and_set_12): New functions.
8034 * config/alpha/alpha-protos.h: Update.
8035 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
8036 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
8037 * config/alpha/sync.md (I12MODE): New.
8038 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
8039 (sync_<fetchop_name><I48MODE>): Likewise.
8040 (sync_nand<I48MODE>): Likewise.
8041 (sync_old_<fetchop_name><I48MODE>): Likewise.
8042 (sync_new_<fetchop_name><I48MODE>): Likewise.
8043 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
8044 (sync_compare_and_swap<I48MODE>): Likewise.
8045 (sync_lock_test_and_set<I48MODE>): Likewise.
8046 (sync_compare_and_swap<I12MODE>): New.
8047 (sync_compare_and_swap<I12MODE>_1): New.
8048 (sync_lock_test_and_set<I12MODE>): New.
8049 (sync_lock_test_and_set<I12MODE>_1): New.
8051 2005-07-09 Diego Novillo <dnovillo@redhat.com>
8055 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
8057 2005-07-09 Jakub Jelinek <jakub@redhat.com>
8059 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
8060 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
8062 2005-07-09 Richard SAndiford <richard@codesourcery.com>
8065 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
8067 2005-07-08 David Edelsohn <edelsohn@gnu.org>
8069 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
8070 memory_operand constraint.
8071 (store_conditional_<mode>): Same.
8072 (sync_compare_and_swap<mode>): Same.
8073 (sync_lock_test_and_set<mode>): Same.
8075 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
8077 Rewrite PIC support to more closely model actual instructions.
8078 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
8079 (cris_symbol): Remove prototypes for removed functions.
8080 (cris_pic_symbol_type_of, cris_valid_pic_const)
8081 (cris_expand_pic_call_address): Prototypes for new functions.
8082 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
8084 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
8086 <case ':'>: Add case for new punctuation character.
8087 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
8088 emitting (extra) PIC modifier.
8089 <case UNSPEC>: Do not assert for PLT.
8090 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
8091 (cris_expand_prologue, cris_expand_epilogue): Check
8092 for pic_offset_table_rtx usage instead of taking
8093 current_function_uses_pic_offset_table as the final word.
8094 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
8095 Remove flag_pic difference.
8096 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
8097 the moral equivalents of...
8098 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
8100 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
8101 (cris_handle_option): Mark ARG as unused.
8102 (cris_expand_pic_call_address): New worker function for "call",
8104 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
8105 output PIC constructs here.
8106 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
8107 as symbol-specific modifers, not whole or part of operands.
8108 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
8109 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
8110 constants and flag_pic.
8111 (CONSTANT_INDEX_P): Adjust for new functions.
8112 (enum cris_pic_symbol_type): New helper type.
8113 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
8114 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
8115 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
8117 ("movsi"): Emit actual instructions for GOT and relative access.
8118 ("*movsi_got_load"): New pattern to set up the register holding
8120 ("*movsi_internal"): Operand 1 is not a plain general_operand.
8121 Adjust FIXME for 'S'.
8122 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
8123 Use "movs" for -fpic cases.
8124 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
8125 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
8126 ("call", "call_value"): Just call cris_expand_pic_call_address for
8128 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
8129 Remove special pattern.
8130 ("*expanded_call_side", "*expanded_call_value_side"): New
8132 (gotplt-to-plt, gotplt-to-plt-side-call)
8133 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
8135 * config/cris/cris/predicates.md
8136 ("cris_general_operand_or_gotless_symbol"): Remove unused
8138 ("cris_general_operand_or_symbol"): Adjust for new functions.
8140 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
8142 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
8144 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
8146 * Makefile.in (TREE_H): Add treestruct.def.
8147 (c-decl.o): Add pointer-set.h
8148 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
8149 visibility on regular DECL's.
8150 (merge_decls): Fix the copying of decl nodes of various types for
8151 the new structures. Don't update RTL, section name, weak status,
8152 etc, on DECL's without RTL.
8153 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
8154 Don't check volatile on non-variable types.
8155 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
8156 to check whether we have seen arguments.
8157 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
8158 flag is checked before field (flag is common, field is not).
8159 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
8160 TS_DECL_COMMON could have an origin.
8161 (add_location_or_const_value_attribute): Don't check section name
8162 on non-var/function decls.
8163 (dwarf2out_var_location): Reverse order of tests.
8164 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
8165 with DECL_WRTL_CHECK.
8166 * expmed.c (make_tree): rtl is now in decl_with_rtl.
8167 * fold-const.c (fold_binary): Don't check weakness on
8168 non-var/function decls.
8169 (tree_expr_nonzero_p): Ditto.
8170 (fold_checksum_tree): Use tree_decl_extra as sizeof
8172 * ggc-page.c (extra_order_size_table): Add sizes for
8173 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
8175 * gimplify.c (gimplify_bind_expr): Only set
8176 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
8177 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
8179 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
8180 * langhooks.h (init_ts). New langhook.
8181 * passes.c (rest_of_decl_compilation): Reverse order of tests.
8182 * print-tree.c (print_node): Update to only print fields that
8183 exist in the structures the passed decl has.
8184 * toplev.c (wrapup_global_declarations): Don't reset
8185 DECL_DEFER_OUTPUT on DECL's that don't contain it.
8186 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
8187 * tree-inline.c (remap_decl): Ditto.
8188 * tree-outof-ssa.c (create_temp): Reverse order of tests.
8189 * tree-pretty-print.c (print_declaration): Don't print
8190 DECL_REGISTER on things that don't contain it.
8191 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
8192 non-var/function decls.
8193 * tree.c (tree_contains_struct): New structure.
8194 (init_priority_for_decl): New hashtable.
8195 (tree_int_map): New structure.
8196 (tree_int_map_eq): New function.
8197 (tree_int_map_marked_p): Ditto.
8198 (tree_int_map_hash): Ditto.
8199 (tree_map): Move to tree.h.
8200 (tree_map_eq): Externalize.
8201 (tree_map_hash): Ditto.
8202 (tree_map_marked_p): Ditto.
8203 (init_ttree): Set up tree_contains_struct and call langhook.
8204 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
8205 (tree_code_size): Update for new structures.
8206 (tree_node_structure): Update for new structures.
8207 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
8209 (copy_node_stat): Copy init priority.
8210 (build_decl_stat): Ditto for visibility.
8211 (ts_enum_names): New.
8212 (tree_contains_struct_check_failed): New function.
8213 (decl_init_priority_lookup): Ditto.
8214 (decl_init_priority_insert): Ditto.
8215 * treestruct.def: New file.
8216 * tree.h (CODE_CONTAINS_STRUCT): New macro.
8217 (CONTAINS_STRUCT_CHECK): Ditto.
8218 (tree_contains_struct_check_failed): New prototype.
8219 (DECL_CHECK): Removed.
8220 (DECL_MINIMAL_CHECK): New.
8221 (DECL_COMMON_CHECK): Ditto.
8222 (DECL_WRTL_CHECK): Ditto.
8223 (DECL_NON_COMMON_CHECK): Ditto.
8224 (DECL_WITH_VIS_CHECK): Ditto.
8225 (VAR_OR_FUNCTION_DECL_P): Ditto
8226 (struct tree_decl_minimal): New structure.
8227 (struct tree_decl_common): Ditto.
8228 (struct tree_decl_with_rtl): Ditto.
8229 (struct tree_decl_with_vis): Ditto.
8230 (struct tree_decl_non_common): Ditto.
8231 (struct tree_field_decl): Ditto.
8232 (struct tree_parm_decl): Ditto.
8233 (struct tree_var_decl): Ditto.
8234 (struct tree_function_decl): Ditto.
8235 (struct tree_const_decl): Ditto.
8236 (struct tree_result_decl): Ditto.
8237 (union tree_node): Add new structures.
8238 * var-tracking.c (track_expr_p): Reverse order of tests.
8240 * doc/c-tree.texi: Add documentation on DECL node internal structure.
8242 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
8244 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
8245 * system.h: Poison FINALIZE_PIC.
8246 * doc/tm.texi (FINALIZE_PIC): Remove.
8248 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
8251 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
8252 to the correct type if we have a MODIFY_EXPR.
8254 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
8256 PR tree-optimization/22360
8257 * tree.c (upper_bound_in_type): Fix calculations for casting
8258 to a non-wider signed type and casting a signed value to a
8259 wider unsigned type.
8260 (lower_bound_in_type): Fix calculations for casting to a
8261 non-wider signed type.
8263 PR tree-optimization/20139
8264 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
8266 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
8267 fold_cond_expr_cond.
8268 * tree-ssanames.c (release_defs): Assert in_ssa_p.
8269 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
8271 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
8274 * tree-complex.c (expand_complex_libcall): Produce
8275 REALPART_EXPR/IMAGPART_EXPR with the correct type.
8277 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
8279 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
8280 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
8281 b" assert and inserted fastpath code for this case.
8282 (bitmap_ior): Removed "a != b" assert.
8284 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
8286 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
8287 (ENDFILE_SPEC): Likewise.
8288 * config/m32r/m32r.h (ASM_SPEC): Likewise.
8290 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
8291 a large stack frame at epilogue.
8293 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
8295 * final.c: Include sdbout.h when required.
8297 2005-07-07 Geoffrey Keating <geoffk@apple.com>
8299 * config.gcc (*-*-darwin*): Only one target-specific header file
8301 (powerpc-*-darwin*): Add version-specific header files.
8302 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
8303 * config.in: Regenerate.
8304 * configure: Regenerate.
8305 * gcc.c: Include xregex.h.
8306 (version_compare_spec_function): New.
8307 (spec_function): Add version-compare.
8308 (replace_outfile_spec_function): Reformat comment.
8309 (compare_version_strings): New.
8310 * config/darwin-c.c (version_as_macro): New.
8311 (builtin_define): New.
8312 (darwin_cpp_builtins): New.
8313 * config/darwin-protos.h (darwin_cpp_builtins): New.
8314 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
8315 (LIB_SPEC): Make unconditional, update comment.
8316 (TARGET_C99_FUNCTIONS): Define.
8317 * config/darwin.opt: Sort.
8318 (mmacosx-version-min=): New.
8319 * config/darwin7.h: Delete.
8320 * config/darwin8.h: Delete.
8321 * config/i386/darwin.h (): Call darwin_cpp_builtins.
8322 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
8323 (TARGET_C99_FUNCTIONS): Define.
8324 * config/rs6000/darwin7.h: New.
8325 * config/rs6000/darwin8.h: New.
8326 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
8327 (-mmacosx-version-min): Document.
8329 2005-07-07 Ian Lance Taylor <ian@airs.com>
8331 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
8333 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
8336 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
8338 2005-07-07 Khem Raj <kraj@mvista.com>
8340 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
8341 in bytes, not words.
8343 2005-07-07 Paul Brook <paul@codesourcery.com>
8345 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
8346 DEFAULT_FUNCTION_ARG_PADDING to upward.
8348 2005-07-07 Richard Henderson <rth@redhat.com>
8350 * function.c (locate_and_pad_parm): Record parameter alignment in
8351 stack_alignment_needed.
8353 2005-07-07 David Edelsohn <edelsohn@gnu.org>
8355 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
8356 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
8357 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
8358 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
8359 (define_attr "type"): Add isync, sync, load_l, store_c.
8360 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
8361 Create scratch volatile MEM.
8362 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
8364 (load_locked_<mode>): New.
8365 (store_conditional_<mode>): New.
8366 (sync_compare_and_swap<mode>): Replace with splitter.
8367 (sync_lock_test_and_set<mode>): Replace with splitter.
8368 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
8370 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
8371 is ics. Attribute isync.
8372 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
8374 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
8375 and UNSPECV_SYNC_OP.
8376 (emit_unlikely_jump): New.
8377 (emit_load_locked): New.
8378 (emit_store_conditional): New.
8379 (rs6000_split_compare_and_swap): New.
8380 (rs6000_split_lock_test_and_set): New.
8381 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
8382 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
8383 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
8384 rs6000_split_lock_test_and_set): Declare.
8385 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
8386 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
8387 store_c, isync, sync.
8389 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
8391 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
8392 filenames to gtyp-gen.h.
8393 (s-typ-gen): Use it in place of for loops.
8395 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
8397 * hooks.c (hook_bool_rtx_int_false): New function.
8398 * hooks.h (hook_bool_rtx_int_false): Declare.
8399 * target-def.h (TARGET_COMMUTATIVE_P): Define.
8400 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
8401 * target.h (struct gcc_target): Add commutative_p member.
8402 * targhooks.c (hook_bool_rtx_commutative_p): New function.
8403 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
8404 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
8405 (pa_commutative_p): New function.
8406 * jump.c (target.h): Include.
8407 (rtx_renumbered_equal_p): Use targetm.commutative_p.
8408 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
8410 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
8412 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
8413 (s390_expand_setmem): New.
8414 * config/s390/s390.c: Likewise.
8415 (print_shift_count_operand): Truncate to 12 bits instead of 6.
8417 * config/s390/s390.md: ("setmem<mode>"): Accept character as
8418 general_operand. Call new function "s390_expand_setmem".
8419 ("clrmem_long", "*clrmem_long"): Rewrite to ...
8420 ("setmem_long", "*setmem_long"): ... this.
8422 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
8424 * config/s390/s390.c: (optimization_options): Enable
8425 TARGET_MVCLE at -Os.
8426 * doc/invoke.texi: Document changes in default behaviour.
8427 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
8429 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
8431 * expr.c: (set_storage_via_setmem): Convert opchar to mode
8432 defined by back-end.
8434 2005-07-07 Jakub Jelinek <jakub@redhat.com>
8436 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
8437 all sets in the pattern.
8438 * config/rs6000/rs6000.md (stack_protect_testsi,
8439 stack_protect_testdi): Likewise.
8441 2005-07-06 Jeff Law <law@redhat.com>
8443 * tree-vrp.c (simplify_using_ranges): Kill.
8444 (vrp_finalize): Remove call to simplify_using_ranges.
8445 (simplify_stmt_using_ranges): New function extracted from
8446 simplify_using_ranges.
8447 (simplify_div_or_mod_using_ranges): Likewise.
8448 (simplify_abs_using_ranges): Likewise.
8449 (simplify_cond_using_ranges): New function.
8450 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
8451 * tree-ssa-propagate.c (substitute_and_fold): Call
8452 simplify_stmt_using_ranges if we have range information.
8454 2005-07-06 James E. Wilson <wilson@specifixinc.com>
8456 * config/ia64/ia64.c (ia64_reorg): Check optimize before
8457 ia64_flag_schedule_isns2.
8459 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
8460 reading/writing general registers.
8461 (ia64_function_arg): Revert 2005-06-18 change.
8463 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
8465 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
8466 (legitimize_tls_address): Use gcc_unreachable instead of abort.
8468 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
8470 * function.c (expand_function_end): Revert part of 2005-06-27
8471 patch. Do sjlj_emit_function_exit_after after return_label.
8473 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
8475 * doc/install.texi (--disable-libssp): New.
8477 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
8479 * doc/invoke.texi: Update -fforce-mem documentation.
8480 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
8481 code for -fforce-mem.
8482 * expmed.c: (store_bit_field,store_fixed_bit_field,
8483 extract_bit_field): Ditto.
8484 * expr.c: (convert_move): Ditto.
8485 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
8486 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
8487 emit_conditional_add,expand_float,expand_fix): Ditto.
8488 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
8489 (common_handle_option): Issue warning when -fforce-mem specified.
8491 2005-07-06 Paul Brook <paul@codesourcery.com>
8493 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
8495 * configure: Regenerate.
8497 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
8499 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
8501 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
8503 Fix PR tree-optimization/22319
8504 Fix PR tree-optimization/22140
8505 Fix PR tree-optimization/22310
8507 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
8508 variable sized types.
8509 Use correct type for intermediate structure on *a = *b structure
8512 2005-07-06 Jakub Jelinek <jakub@redhat.com>
8514 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
8516 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
8517 (machine_function): Move typedef to...
8518 * config/rs6000/rs6000.c (machine_function): ... here. Add
8519 varargs_save_offset field.
8520 (rs6000_stack_t): Remove varargs_size field.
8521 (setup_incoming_varargs): Allocate varargs save area using
8522 assign_stack_local, try to make it as small as possible.
8523 Save offset from virtual_stack_vars_rtx to the save area
8524 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
8525 instead of magic 8 when fp word byte size is used.
8526 (rs6000_va_start): Use cfun->machine->varargs_save_offset
8527 instead of -RS6000_VARARGS_SIZE.
8528 (rs6000_stack_info, debug_stack_info,
8529 rs6000_initial_elimination_offset): Remove all traces of
8531 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
8532 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
8533 RS6000_VARARGS_AREA.
8535 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
8537 PR tree-optimization/21963
8538 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
8539 constant_multiple_of in the same way get_computation_cost_at does.
8541 2005-07-06 Jakub Jelinek <jakub@redhat.com>
8543 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
8544 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
8545 (gen_compare_reg): If sparc_compare_emitted is set, clear it
8546 and return its previous value.
8547 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
8548 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
8550 (stack_protect_set, stack_protect_test): New expanders.
8551 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
8552 stack_protect_testdi): New insns.
8553 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
8554 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
8556 2005-07-06 Jeff Law <law@redhat.com>
8558 * tree-ssa-dce.c (cfg_altered): New global.
8559 (tree_dce_init): Initialize cfg_altered.
8560 (remove_dead_stmt): If we remove an edge in the CFG, then set
8562 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
8565 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
8567 * Makefile.in (stamp-collect-ld): Use
8568 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
8569 ./collect-ld if it already exists.
8570 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
8571 Don't remove ./nm if it already exists.
8573 2005-07-05 Devang Patel <dpatel@apple.com>
8575 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
8576 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
8577 * tree-vectorizer.c (vect_loop_location): New.
8578 (vect_print_dump_info): Use vect_loop_location.
8579 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
8580 (vectorize_loops): Set vect_loop_location.
8581 * tree-vect-analyze.c (vect_analyze_offset_expr,
8582 vect_determin_vectorization_factor, vect_analyze_operations,
8583 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
8584 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
8585 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
8586 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
8587 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
8588 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
8589 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
8590 vect_analyze_loop): Adjust vect_print_dump_info API.
8591 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
8592 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
8593 vect_finish_stmt_generation, vectorizable_assignment,
8594 vectorizable_operation, vectorizable_store, vectorizable_load,
8595 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
8596 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
8597 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
8598 vect_transform_loop): Same.
8599 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
8600 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
8603 2005-07-05 Randolph Chung <tausq@debian.org>
8605 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
8606 * configure: Regenerate.
8607 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
8608 (pa_tls_referenced_p): Declare.
8609 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
8610 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
8611 (legitimize_tls_address): New.
8612 (hppa_legitimize_address): Handle TLS addresses.
8613 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
8614 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
8615 (emit_move_sequence): Handle TLS addresses.
8616 (pa_encode_section_info): Call default handler to handle common
8618 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
8619 (CONSTANT_ADDRESS_P): Reject TLS operands.
8620 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
8621 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
8622 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
8623 (UNSPEC_TLSLE): Define new constants.
8624 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
8625 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
8626 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
8627 (tie_symbolic_operand, tle_symbolic_operand): New
8629 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
8631 * aclocal.m4: Update macros for autoconf 2.59 style.
8632 * configure.ac: Likewise.
8634 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8636 * pa.c (function_value): Handle small aggregates on 32-bit targets.
8637 (function_arg): Pass small aggregates in general registers on 32-bit
8639 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
8641 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
8643 * Makefile.in (final.o): Fix dependencies.
8645 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
8649 * langhooks.h (struct lang_hooks): Add expr_to_decl.
8650 * langhooks.c (lhd_expr_to_decl): New.
8651 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
8653 (LANG_HOOKS_INITIALIZER): Update.
8654 * tree.c (recompute_tree_invarant_for_addr_expr): Call
8655 expr_to_decl langhook.
8656 * c-tree.h (c_expr_to_decl): Declare.
8657 * c-typeck.c (c_expr_to_decl): New.
8658 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
8660 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
8662 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
8665 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
8666 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
8668 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
8670 * Makefile.in: Adjust dependencies.
8671 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
8672 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
8673 * alias.c (rest_of_handle_cfg, pass_cfg): New.
8674 * bb-reorder.c (duplicate_computed_gotos): Make it static.
8675 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
8676 rest_of_compilation.
8678 * bb-reorder.c (gate_duplicate_computed_gotos,
8679 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
8680 rest_of_handle_reorder_blocks, pass_reorder_blocks,
8681 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
8682 pass_partition_blocks): New.
8683 * bt-load.c (gate_handle_branch_target_load_optimize,
8684 rest_of_handle_branch_target_load_optimize,
8685 pass_branch_target_load_optimize): New.
8686 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
8688 * cfglayout.c (pass_insn_locators_initialize): New.
8689 * cfgrtl.c (pass_free_cfg): New.
8690 * combine.c (gate_handle_combine, rest_of_handle_combine,
8692 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
8693 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
8694 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
8695 * except.c (pass_set_nothrow_function_flags,
8696 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
8698 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
8699 rest_of_handle_shorten_branches, pass_shorten_branches,
8700 rest_of_clean_state, pass_clean_state): New.
8701 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
8702 rest_of_handle_remove_death_notes, pass_remove_death_notes,
8703 rest_of_handle_life, pass_life, rest_of_handle_flow2,
8705 * function.c (pass_instantiate_virtual_regs, pass_init_function,
8706 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
8707 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
8708 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
8710 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
8711 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
8712 pass_rtl_ifcvt, gate_handle_if_after_combine,
8713 rest_of_handle_if_after_combine, pass_if_after_combine,
8714 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
8715 pass_if_after_reload): New.
8716 * integrate.c (pass_initial_value_sets): New.
8717 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
8718 pass_purge_lineno_notes): New.
8719 * mode-switching.c (rest_of_handle_mode_switching,
8720 pass_mode_switching): New.
8721 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
8722 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
8724 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
8725 pass_loop_optimize): New.
8726 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
8728 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
8730 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
8731 pass_postreload_cse): New.
8732 * profile.c (gate_handle_profiling, pass_profiling,
8733 rest_of_handle_branch_prob, pass_branch_prob): New.
8734 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
8735 pass_split_before_regstack, gate_handle_split_before_regstack,
8736 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
8737 rest_of_handle_split_all_insns, pass_split_all_insns): New.
8738 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
8739 pass_stack_regs): New.
8740 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
8741 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
8742 pass_stack_adjustments): New.
8743 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
8744 pass_regrename): New.
8745 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
8746 pass_delay_slots, gate_handle_machine_reorg,
8747 rest_of_handle_machine_reorg, pass_machine_reorg): New.
8748 * rtl.h (extern void purge_line_number_notes): New.
8749 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
8750 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
8752 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
8754 * value-prof.c (gate_handle_value_profile_transformations,
8755 rest_of_handle_value_profile_transformations,
8756 pass_value_profile_transformations): New.
8757 * var-tracking.c (gate_handle_var_tracking,
8758 pass_variable_tracking): New.
8759 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
8761 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
8762 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
8763 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
8764 rest_of_handle_old_regalloc, rest_of_handle_regrename,
8765 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
8766 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
8767 rest_of_handle_gcse2, rest_of_handle_regmove,
8768 rest_of_handle_tracer, rest_of_handle_if_conversion,
8769 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
8770 rest_of_handle_web, rest_of_handle_branch_prob,
8771 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
8772 rest_of_handle_jump_bypass, rest_of_handle_combine,
8773 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
8774 rest_of_handle_gcse, rest_of_handle_loop_optimize,
8775 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
8776 rest_of_handle_mode_switching, rest_of_handle_jump,
8777 rest_of_handle_eh, rest_of_handle_stack_adjustments,
8778 rest_of_handle_flow2, rest_of_handle_jump2,
8779 rest_of_handle_peephole2, rest_of_handle_postreload,
8780 rest_of_handle_shorten_branches, rest_of_clean_state,
8781 rest_of_compilation): Remove.
8783 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
8784 * passes.c (dump_flags, in_gimple_form, all_passes,
8785 all_ipa_passes, all_lowering_passes, register_one_dump_file,
8786 register_dump_files, next_pass_1, last_verified, execute_todo,
8787 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
8788 from tree-optimize.c.
8789 (init_optimization_passes): Moved from tree-optimize.c,
8790 adding the RTL optimizations.
8791 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
8792 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
8793 all_ipa_passes, all_lowering_passes, register_one_dump_file,
8794 register_dump_files, next_pass_1, last_verified, execute_todo,
8795 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
8796 init_tree_optimization_passes, ipa_passes): Delete.
8797 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
8799 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
8800 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
8802 (ipa_passes): Remove.
8803 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
8804 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
8805 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
8806 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
8807 (dump_info_p, dump_flag): Moved to tree-dump.h.
8809 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
8811 * passes.c (finish_optimization_passes): Use dump_begin
8812 and dump_end, TDI_end.
8813 (gate_rest_of_compilation): New.
8814 (pass_rest_of_compilation): Use it.
8815 (gate_postreload, pass_postreload): New.
8816 * toplev.c (general_init): Rename init_tree_optimization_passes.
8817 * toplev.h (init_tree_optimization_passes): Rename to
8818 init_optimizations_passes.
8819 * tree-dump.c (dump_flag): Make static.
8820 (dump_files): Remove RTL dumps.
8821 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
8822 pass_cleanup_cfg, pass_free_cfg_annotations,
8823 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
8824 pass_init_datastructures, pass_fixup_cfg): Make non-static.
8825 * tree-pretty-print.c: Include tree-pass.h.
8826 * cgraph.c: Include tree-dump.h.
8828 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
8830 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
8831 Only fall back to saying it points to readonly memory if
8834 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
8836 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
8837 * config/m32r/m32r.c (m32r_compute_frame_size,
8838 m32r_expand_prologue): Take current_function_profile into
8839 account whenever we reference
8840 current_function_uses_pic_offset_table.
8841 (m32r_finalize_pic): Remove.
8842 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
8844 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
8846 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
8847 instead of $<. Don't remove ./as if it already exists.
8849 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8852 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
8853 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
8854 for complex modes when generating code for PA 1.0.
8855 (VALID_FP_MODE_P): New macro.
8856 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
8857 sets for all general and floating point modes. Align wide floating
8858 point modes to even register boundaries to comply with architectural
8860 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
8861 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
8862 (VALID_FP_MODE_P): New macro.
8863 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
8864 sets for all general and floating point modes. Align wide floating
8865 point modes to even register boundaries to comply with architectural
8868 2005-07-04 Diego Novillo <dnovillo@redhat.com>
8870 * tree-dump.c (dump_files): Initialize dump number for .cgraph
8873 2005-07-04 Diego Novillo <dnovillo@redhat.com>
8875 * tree-ssa-structalias.c: Don't include expr.h.
8877 2005-07-04 Diego Novillo <dnovillo@redhat.com>
8879 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
8882 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
8884 Fix PR tree-optimization/22279
8886 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
8889 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
8891 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
8893 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
8895 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
8896 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
8897 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
8898 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
8899 config/stormy16/stormy16.c, config/v850/v850.c,
8900 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
8901 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
8902 Avoid "." or "\n" at end of diagnostics and capital letters at
8903 start of diagnostics.
8904 * combine.c, cse.c: Don't translate dump file output.
8905 * toplev.c (print_version): Only translate output if going to
8908 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
8910 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
8911 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
8914 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8916 * pa.c (fix_range): Fix typo in comment.
8918 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
8920 * tree-vrp.c (extract_range_from_assert): Replace
8921 fold (build (...)) with fold_build2.
8923 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8925 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
8926 gcc_gfc_char_table, init_dynamic_gfc_info): New.
8927 (format_types_orig, handle_format_attribute): Add support for
8930 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
8932 * varasm.c (assemble_variable): Fix format specifier thinko.
8934 2005-07-03 Ira Rosen <irar@il.ibm.com>
8936 PR tree-optimization/22029 (and 22135)
8937 * tree-pretty-print.c (dump_generic_node): Check that the node is not
8938 a phi node before calling dump_vops.
8940 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
8942 * tree-dump.h (dump_string_field): Declare.
8943 * tree-dump.c: Use it instead of dump_string.
8944 (dump_string_field): Make non-static.
8946 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
8948 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
8949 up the minimal CFG stuff always when optimize > 0. Call
8950 split_all_insns_noflow in PIC case if needed.
8952 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
8953 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
8956 * c-decl.c (c_write_global_declarations): Dump contents of
8958 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
8959 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
8960 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
8961 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
8964 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
8966 * c-common.h (GCC_DIAG_STYLE): Define.
8967 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
8968 version for format checking to 4.1.
8969 * c-format.c: Include toplev.h after c-common.h.
8970 (enum format_type): Add gcc_tdiag_format_type.
8971 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
8972 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
8973 (format_types_orig): Add gcc_tdiag.
8974 (init_dynamic_diag_info): Support gcc_tdiag formats.
8975 (handle_format_attribute): Likewise.
8976 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
8977 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
8978 version for format checking to 4.1.
8979 (warning0, warning, error, pedwarn, sorry): Use
8981 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
8982 (finish_aliases_1): Do not use %qE.
8983 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
8984 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
8985 Correct format bugs.
8986 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
8987 parameter to unsigned HOST_WIDE_INT.
8988 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
8990 2005-07-02 David Edelsohn <edelsohn@gnu.org>
8993 * expr.c (write_complex_part): Use adjust_address for MEM.
8994 (read_complex_part): Same.
8996 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
8998 Fix PR tree-optimization/22280
9000 * tree-sra.c (generate_element_init): Remove useless loop.
9002 2005-07-02 Richard Henderson <rth@redhat.com>
9004 * config/alpha/alpha.c (alpha_legitimize_address): Check for
9006 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
9008 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
9011 * fold-const.c (fold_binary): Handle the return value of
9012 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
9013 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
9015 2005-07-02 Jeff Law <law@redhat.com>
9017 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
9018 a eliminate type conversion which feeds an equality comparison
9019 if the original type or either operand in the comparison is a
9022 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
9024 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
9025 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
9027 * config/avr/avr.c: Do not use '`' as left quote.
9028 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
9029 Remove "." from end of diagnostics. Make diagnostics start with
9032 2005-07-02 Zack Weinberg <zack@codesourcery.com>
9033 Joseph S. Myers <joseph@codesourcery.com>
9035 * toplev.c (default_tree_printer): Handle setting location with
9037 * c-objc.common.c (c_tree_printer): Likewise.
9038 * c-format.c (gcc_diag_flag_specs): Add '+'.
9039 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
9040 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
9042 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
9043 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
9044 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
9045 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
9046 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
9047 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
9048 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
9049 format arguments where %J is used without %D.
9051 2005-07-02 Jakub Jelinek <jakub@redhat.com>
9053 * gcc.c (LINK_SSP_SPEC): Define.
9054 (link_ssp_spec): New variable.
9055 (LINK_COMMAND_SPEC): Add %(link_ssp).
9056 (static_specs): Add link_ssp_spec.
9057 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
9058 * configure: Rebuilt.
9059 * config.in: Rebuilt.
9061 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
9062 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
9063 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
9064 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
9065 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
9066 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
9067 -0x7008(2) instead of reading __stack_chk_guard variable.
9068 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
9070 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
9071 (stack_protect_set, stack_protect_test): Use *_tls* patterns
9072 if TARGET_THREAD_SSP_OFFSET is defined.
9073 (stack_tls_protect_set_si, stack_tls_protect_set_di,
9074 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
9077 2005-06-27 Richard Henderson <rth@redhat.com>
9078 * libgcc-std.ver (GCC_4.1.0): New.
9079 * libgcc.h (__stack_chk_guard): Declare.
9080 (__stack_chk_fail, __stack_chk_fail_local): Declare.
9081 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
9082 * mklibgcc.in (lib2funcs): Add them.
9084 2005-07-01 Richard Henderson <rth@redhat.com>
9086 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
9087 void * before struct sigcontext *.
9088 (x86_fallback_frame_state): Likewise.
9090 2005-07-01 James E. Wilson <wilson@specifixinc.com>
9092 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
9094 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
9097 * tree-ssa-reassoc.c (should_transpose): Fix which operand
9098 we check for SSA_NAME for.
9100 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
9102 Fix PR tree-optimization/22071
9104 * tree-ssa-structalias.c (offset_overlaps_with_access): New
9106 (get_constraint_for_component_ref): Use it.
9108 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
9111 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
9112 print out the last new line.
9114 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
9116 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
9117 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
9118 * config/cris/cris.c (cris_conditional_register_usage): Adjust
9119 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
9120 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
9121 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
9122 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
9123 (enum reg_class): New member CC0_REGS.
9124 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
9125 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
9126 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
9127 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
9128 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
9129 Adjust for register now described.
9131 2005-07-01 Jakub Jelinek <jakub@redhat.com>
9134 * config/i386/i386.md (stack_protect_test_si,
9135 stack_protect_test_di): Add earlyclobber for scratch 3.
9136 * config/rs6000/rs6000.md (stack_protect_testsi,
9137 stack_protect_testdi): Add earlyclobber for scratch 3,
9138 remove earlyclobber from scratch 4.
9140 Older entries for 2005 can be found in ChangeLog-2005.